package de.danoeh.antennapod.fragment;

import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import androidx.annotation.NonNull;
import de.danoeh.antennapod.R;
import de.danoeh.antennapod.core.storage.DBReader;
import de.danoeh.antennapod.core.storage.DBWriter;
import de.danoeh.antennapod.event.playback.PlaybackHistoryEvent;
import de.danoeh.antennapod.model.feed.FeedItem;
import de.danoeh.antennapod.model.feed.FeedItemFilter;
import org.greenrobot.eventbus.Subscribe;
import org.greenrobot.eventbus.ThreadMode;

import java.util.List;

public class PlaybackHistoryFragment extends EpisodesListFragment {
    public static final String TAG = "PlaybackHistoryFragment";

    @NonNull
    @Override
    public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        final View root = super.onCreateView(inflater, container, savedInstanceState);
        toolbar.inflateMenu(R.menu.playback_history);
        toolbar.setTitle(R.string.playback_history_label);
        updateToolbar();
        emptyView.setIcon(R.drawable.ic_history);
        emptyView.setTitle(R.string.no_history_head_label);
        emptyView.setMessage(R.string.no_history_label);
        swipeActions.detach();
        return root;
    }

    @Override
    protected FeedItemFilter getFilter() {
        return FeedItemFilter.unfiltered();
    }

    @Override
    protected String getFragmentTag() {
        return TAG;
    }

    @Override
    protected String getPrefName() {
        return TAG;
    }

    @Override
    public boolean onMenuItemClick(MenuItem item) {
        if (super.onOptionsItemSelected(item)) {
            return true;
        }
        if (item.getItemId() == R.id.clear_history_item) {
            DBWriter.clearPlaybackHistory();
            return true;
        }
        return false;
    }

    @Override
    protected void updateToolbar() {
        // Not calling super, as we do not have a refresh button that could be updated
        toolbar.getMenu().findItem(R.id.clear_history_item).setVisible(!episodes.isEmpty());
    }

    @Subscribe(threadMode = ThreadMode.MAIN)
    public void onHistoryUpdated(PlaybackHistoryEvent event) {
        loadItems();
        updateToolbar();
    }

    @NonNull
    @Override
    protected List<FeedItem> loadData() {
        return DBReader.getPlaybackHistory(0, page * EPISODES_PER_PAGE);
    }

    @NonNull
    @Override
    protected List<FeedItem> loadMoreData(int page) {
        return DBReader.getPlaybackHistory((page - 1) * EPISODES_PER_PAGE, EPISODES_PER_PAGE);
    }

    @Override
    protected int loadTotalItemCount() {
        return (int) DBReader.getPlaybackHistoryLength();
    }
}