org.gdg.frisbee.android.eventseries.EventListFragment.java Source code

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Here is the source code for org.gdg.frisbee.android.eventseries.EventListFragment.java

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/*
 * Copyright 2013-2015 The GDG Frisbee Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.gdg.frisbee.android.eventseries;

import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.view.ContextMenu;
import android.view.LayoutInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ListView;

import com.android.volley.Response;
import com.android.volley.VolleyError;
import com.google.android.gms.common.api.GoogleApiClient;

import org.gdg.frisbee.android.Const;
import org.gdg.frisbee.android.R;
import org.gdg.frisbee.android.activity.GdgActivity;
import org.gdg.frisbee.android.adapter.EventAdapter;
import org.gdg.frisbee.android.api.GroupDirectory;
import org.gdg.frisbee.android.api.model.SimpleEvent;
import org.gdg.frisbee.android.event.EventActivity;
import org.gdg.frisbee.android.fragment.GdgListFragment;
import org.joda.time.DateTime;
import org.joda.time.MutableDateTime;

import java.util.ArrayList;

import butterknife.ButterKnife;
import de.keyboardsurfer.android.widget.crouton.Crouton;
import de.keyboardsurfer.android.widget.crouton.Style;

/**
 * GDG Aachen
 * org.gdg.frisbee.android.fragment
 * <p/>
 * User: maui
 * Date: 22.04.13
 * Time: 23:10
 */
public abstract class EventListFragment extends GdgListFragment {

    protected GroupDirectory mClient;

    protected EventAdapter mAdapter;

    protected ArrayList<SimpleEvent> mEvents;
    protected DateTime mStart;
    protected DateTime mEnd;
    private GoogleApiClient mPlusClient;

    Response.ErrorListener mErrorListener = new Response.ErrorListener() {
        @Override
        public void onErrorResponse(VolleyError volleyError) {
            setIsLoading(false);
            volleyError.printStackTrace();
            if (isAdded()) {
                Crouton.makeText(getActivity(), getString(R.string.fetch_events_failed), Style.ALERT).show();
            }
        }
    };

    @Override
    public void onActivityCreated(Bundle savedInstanceState) {
        super.onActivityCreated(savedInstanceState);

        mClient = new GroupDirectory();

        mPlusClient = null;
        mPlusClient = ((GdgActivity) getActivity()).getGoogleApiClient();

        if (getListView() instanceof ListView) {
            ListView listView = (ListView) getListView();
            listView.setDivider(null);
            listView.setDividerHeight(0);
        }

        registerForContextMenu(getListView());

        mAdapter = createEventAdapter();
        setListAdapter(mAdapter);
        mEvents = new ArrayList<>();

        fetchEvents();
    }

    abstract EventAdapter createEventAdapter();

    abstract void fetchEvents();

    @Override
    public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {
        super.onCreateContextMenu(menu, v, menuInfo);
        AdapterView.AdapterContextMenuInfo info = (AdapterView.AdapterContextMenuInfo) menuInfo;
        SimpleEvent event = mAdapter.getItem(info.position);
        menu.setHeaderTitle(event.getTitle());
        getActivity().getMenuInflater().inflate(R.menu.event_context, menu);
        menu.findItem(R.id.navigate_to).setVisible(event.getLocation() != null);
    }

    @Override
    public boolean onContextItemSelected(MenuItem item) {
        AdapterView.AdapterContextMenuInfo info = (AdapterView.AdapterContextMenuInfo) item.getMenuInfo();
        SimpleEvent event = mAdapter.getItem(info.position);

        switch (item.getItemId()) {
        case R.id.add_calendar:
            addEventToCalendar(event);
            return true;
        case R.id.navigate_to:
            launchNavigation(event);
            return true;
        default:
            return super.onContextItemSelected(item);
        }
    }

    @Override
    public void onListItemClick(ListView l, View v, int position, long id) {
        super.onListItemClick(l, v, position, id);

        final ListView listView = (ListView) getListView();
        SimpleEvent event = mAdapter.getItem(position - listView.getHeaderViewsCount());

        Intent intent = new Intent(getActivity(), EventActivity.class);
        intent.putExtra(Const.EXTRA_EVENT_ID, event.getId());
        startActivity(intent);
    }

    private void launchNavigation(SimpleEvent event) {
        Intent intent = new Intent(Intent.ACTION_VIEW);
        intent.setData(Uri.parse("geo:0,0?q=" + event.getLocation()));
        startActivity(intent);
    }

    public void addEventToCalendar(SimpleEvent event) {
        Intent intent = new Intent(Intent.ACTION_EDIT);
        intent.setType("vnd.android.cursor.item/event");

        intent.putExtra("beginTime", event.getStart().getMillis());
        intent.putExtra("endTime", event.getEnd().getMillis());
        intent.putExtra("title", event.getTitle());

        String location = event.getLocation();
        if (location != null) {
            intent.putExtra("eventLocation", location);
        }

        startActivity(intent);
    }

    private DateTime getMonthStart(int month) {
        MutableDateTime date = new MutableDateTime();
        date.setDayOfMonth(1);
        date.setMillisOfDay(0);
        date.setMonthOfYear(month);
        return date.toDateTime();
    }

    private DateTime getMonthEnd(int month) {
        MutableDateTime date = MutableDateTime.now();
        date.setMillisOfDay(0);
        date.setMonthOfYear(month);

        return date.toDateTime().dayOfMonth().withMaximumValue().millisOfDay().withMaximumValue();
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        View v = inflater.inflate(R.layout.fragment_events, container, false);
        ButterKnife.inject(this, v);
        return v;
    }
}