package de.danoeh.antennapod.fragment;

import android.content.DialogInterface;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Toast;
import androidx.annotation.NonNull;
import de.danoeh.antennapod.R;
import de.danoeh.antennapod.activity.MainActivity;
import de.danoeh.antennapod.core.dialog.ConfirmationDialog;
import de.danoeh.antennapod.core.storage.DBReader;
import de.danoeh.antennapod.core.storage.DBWriter;
import de.danoeh.antennapod.model.feed.FeedItem;
import de.danoeh.antennapod.model.feed.FeedItemFilter;

import java.util.List;

/**
 * Like 'EpisodesFragment' except that it only shows new episodes and
 * supports swiping to mark as read.
 */
public class InboxFragment extends EpisodesListFragment {
    public static final String TAG = "NewEpisodesFragment";
    private static final String PREF_NAME = "PrefNewEpisodesFragment";

    @NonNull
    @Override
    public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        final View root = super.onCreateView(inflater, container, savedInstanceState);
        toolbar.inflateMenu(R.menu.inbox);
        toolbar.setTitle(R.string.inbox_label);
        updateToolbar();
        emptyView.setIcon(R.drawable.ic_inbox);
        emptyView.setTitle(R.string.no_inbox_head_label);
        emptyView.setMessage(R.string.no_inbox_label);
        speedDialView.removeActionItemById(R.id.mark_unread_batch);
        speedDialView.removeActionItemById(R.id.remove_from_queue_batch);
        speedDialView.removeActionItemById(R.id.delete_batch);
        return root;
    }

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

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

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

    @Override
    public boolean onMenuItemClick(MenuItem item) {
        if (super.onOptionsItemSelected(item)) {
            return true;
        }
        if (item.getItemId() == R.id.remove_all_inbox_item) {
            ConfirmationDialog removeAllNewFlagsConfirmationDialog = new ConfirmationDialog(getActivity(),
                    R.string.remove_all_inbox_label,
                    R.string.remove_all_inbox_confirmation_msg) {

                @Override
                public void onConfirmButtonPressed(DialogInterface dialog) {
                    dialog.dismiss();
                    DBWriter.removeAllNewFlags();
                    ((MainActivity) getActivity()).showSnackbarAbovePlayer(
                            R.string.removed_all_inbox_msg, Toast.LENGTH_SHORT);
                }
            };
            removeAllNewFlagsConfirmationDialog.createNewDialog().show();
            return true;
        }
        return false;
    }

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

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

    @Override
    protected int loadTotalItemCount() {
        return DBReader.getTotalEpisodeCount(new FeedItemFilter(FeedItemFilter.NEW));
    }
}