/*
 * 				Firetweet - Twitter client for Android
 * 
 *  Copyright (C) 2012-2014 Mariotaku Lee <mariotaku.lee@gmail.com>
 * 
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 * 
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 * 
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.getlantern.firetweet.fragment.support;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.support.v4.app.DialogFragment;
import android.support.v4.content.Loader;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;

import org.getlantern.firetweet.R;
import org.getlantern.firetweet.adapter.ParcelableUserListsListAdapter;
import org.getlantern.firetweet.loader.support.UserListsLoader;
import org.getlantern.firetweet.model.ParcelableUserList;

import java.util.List;

import static org.getlantern.firetweet.util.Utils.getAccountScreenName;

public class UserListsListFragment extends BaseUserListsListFragment {

    private final BroadcastReceiver mStatusReceiver = new BroadcastReceiver() {

        @Override
        public void onReceive(final Context context, final Intent intent) {
            if (getActivity() == null || !isAdded() || isDetached()) return;
            final String action = intent.getAction();
            if (BROADCAST_USER_LIST_DELETED.equals(action)) {
                final ParcelableUserList list = intent.getParcelableExtra(EXTRA_USER_LIST);
                if (list != null) {
                    removeUserList(list.id);
                }
            }
        }
    };

    @Override
    public Loader<List<ParcelableUserList>> newLoaderInstance(final long accountId, final long userId,
                                                              final String screenName) {
        return new UserListsLoader(getActivity(), accountId, userId, screenName, true, getData());
    }

    @Override
    public void onActivityCreated(final Bundle savedInstanceState) {
        super.onActivityCreated(savedInstanceState);
        setHasOptionsMenu(true);
    }

    @Override
    public void onCreateOptionsMenu(final Menu menu, final MenuInflater inflater) {
        inflater.inflate(R.menu.menu_user_list_created, menu);
    }

    @Override
    public boolean onOptionsItemSelected(final MenuItem item) {
        switch (item.getItemId()) {
            case R.id.new_user_list: {
                final DialogFragment f = new CreateUserListDialogFragment();
                final Bundle args = new Bundle();
                args.putLong(EXTRA_ACCOUNT_ID, getAccountId());
                f.setArguments(args);
                f.show(getFragmentManager(), null);
                return true;
            }
        }
        return super.onOptionsItemSelected(item);
    }

    @Override
    public void onPrepareOptionsMenu(final Menu menu) {
        final MenuItem item = menu.findItem(R.id.new_user_list);
        if (item == null) return;
        final long account_id = getAccountId(), user_id = getUserId();
        final String screen_name = getAccountScreenName(getActivity(), account_id);
        item.setVisible(user_id == account_id || screen_name != null && screen_name.equalsIgnoreCase(getScreenName()));
    }

    public void onPullUpToRefresh() {
    }

    @Override
    public void onStart() {
        super.onStart();
        registerReceiver(mStatusReceiver, new IntentFilter(BROADCAST_USER_LIST_DELETED));
    }

    @Override
    public void onStop() {
        unregisterReceiver(mStatusReceiver);
        super.onStop();
    }

    private void removeUserList(final long id) {
        final ParcelableUserListsListAdapter adapter = getListAdapter();
        final int listsIdx = adapter.findItemPosition(id);
        if (listsIdx >= 0) {
            adapter.removeAt(listsIdx);
        }
    }

}