113 lines
4.0 KiB
Java
113 lines
4.0 KiB
Java
package org.moire.ultrasonic.fragment;
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import android.content.Context;
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import android.os.Bundle;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.AdapterView;
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import android.widget.ListView;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.fragment.app.Fragment;
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import androidx.navigation.Navigation;
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import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
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import org.moire.ultrasonic.R;
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import org.moire.ultrasonic.domain.PodcastsChannel;
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import org.moire.ultrasonic.service.MusicService;
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import org.moire.ultrasonic.service.MusicServiceFactory;
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import org.moire.ultrasonic.util.BackgroundTask;
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import org.moire.ultrasonic.util.CancellationToken;
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import org.moire.ultrasonic.util.Constants;
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import org.moire.ultrasonic.util.FragmentBackgroundTask;
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import org.moire.ultrasonic.util.Util;
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import org.moire.ultrasonic.view.PodcastsChannelsAdapter;
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import java.util.List;
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/**
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* Displays the podcasts available on the server
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*/
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public class PodcastFragment extends Fragment {
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private View emptyTextView;
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ListView channelItemsListView = null;
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private CancellationToken cancellationToken;
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private SwipeRefreshLayout swipeRefresh;
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@Override
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public void onCreate(@Nullable Bundle savedInstanceState) {
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Util.applyTheme(this.getContext());
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super.onCreate(savedInstanceState);
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}
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container,
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Bundle savedInstanceState) {
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return inflater.inflate(R.layout.podcasts, container, false);
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}
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@Override
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public void onViewCreated(@NonNull final View view, @Nullable Bundle savedInstanceState) {
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super.onViewCreated(view, savedInstanceState);
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cancellationToken = new CancellationToken();
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swipeRefresh = view.findViewById(R.id.podcasts_refresh);
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swipeRefresh.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener()
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{
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@Override
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public void onRefresh() {
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load(view.getContext(), true);
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}
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});
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FragmentTitle.Companion.setTitle(this, R.string.podcasts_label);
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emptyTextView = view.findViewById(R.id.select_podcasts_empty);
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channelItemsListView = view.findViewById(R.id.podcasts_channels_items_list);
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channelItemsListView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
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@Override
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public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
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PodcastsChannel pc = (PodcastsChannel) parent.getItemAtPosition(position);
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if (pc == null) {
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return;
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}
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Bundle bundle = new Bundle();
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bundle.putString(Constants.INTENT_PODCAST_CHANNEL_ID, pc.getId());
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Navigation.findNavController(view).navigate(R.id.trackCollectionFragment, bundle);
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}
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});
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load(view.getContext(), false);
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}
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@Override
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public void onDestroyView() {
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cancellationToken.cancel();
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super.onDestroyView();
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}
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private void load(final Context context, final boolean refresh)
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{
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BackgroundTask<List<PodcastsChannel>> task = new FragmentBackgroundTask<List<PodcastsChannel>>(getActivity(), true, swipeRefresh, cancellationToken)
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{
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@Override
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protected List<PodcastsChannel> doInBackground() throws Throwable
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{
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MusicService musicService = MusicServiceFactory.getMusicService();
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return musicService.getPodcastsChannels(refresh);
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}
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@Override
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protected void done(List<PodcastsChannel> result)
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{
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channelItemsListView.setAdapter(new PodcastsChannelsAdapter(context, result));
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emptyTextView.setVisibility(result.isEmpty() ? View.VISIBLE : View.GONE);
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}
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};
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task.execute();
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}
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}
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