WatchNowFragment.java

package com.etiennelawlor.loop.fragments;

import android.app.Activity;
import android.app.SearchManager;
import android.content.Intent;
import android.graphics.Typeface;
import android.os.Bundle;
import android.speech.RecognizerIntent;
import android.support.design.widget.TabLayout;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;
import android.support.v4.view.ViewPager;
import android.text.TextUtils;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;

import com.etiennelawlor.loop.R;
import com.etiennelawlor.loop.activities.SearchableActivity;
import com.etiennelawlor.loop.bus.RxBus;
import com.etiennelawlor.loop.bus.events.HideSearchSuggestionsEvent;
import com.etiennelawlor.loop.bus.events.SearchPerformedEvent;
import com.etiennelawlor.loop.bus.events.ShowSearchSuggestionsEvent;
import com.etiennelawlor.loop.realm.RealmUtility;
import com.etiennelawlor.loop.ui.MaterialSearchView;
import com.etiennelawlor.loop.utilities.FontCache;

import java.util.ArrayList;
import java.util.List;

import butterknife.BindView;
import butterknife.ButterKnife;
import butterknife.Unbinder;
import rx.Subscription;
import rx.android.schedulers.AndroidSchedulers;
import rx.functions.Action1;
import rx.subscriptions.CompositeSubscription;


/**
 * Created by etiennelawlor on 5/23/15.
 */
public class WatchNowFragment extends BaseFragment {

    // region Constants
    public static final String KEY_QUERY = "KEY_QUERY";
    public static final String KEY_FILTER = "KEY_FILTER";
    // endregion

    // region Views
    @BindView(R.id.viewpager)
    ViewPager viewPager;
    @BindView(R.id.tabs)
    TabLayout tabLayout;
    @BindView(R.id.material_sv)
    MaterialSearchView materialSearchView;
    // endregion

    // region Member Variables
    private Typeface font;
    private Unbinder unbinder;
    private CompositeSubscription compositeSubscription;
    // endregion

    // region Callbacks
    // endregion

    // region Constructors
    public WatchNowFragment() {
    }
    // endregion

    // region Factory Methods
    public static WatchNowFragment newInstance() {
        return new WatchNowFragment();
    }

    public static WatchNowFragment newInstance(Bundle extras) {
        WatchNowFragment fragment = new WatchNowFragment();
        fragment.setArguments(extras);
        return fragment;
    }
    // endregion

    // region Lifecycle Methods

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

        if (getArguments() != null) {
//            mQuery = getArguments().getString("query");
        }

        setHasOptionsMenu(true);

        font = FontCache.getTypeface("Ubuntu-Medium.ttf", getContext());
        compositeSubscription = new CompositeSubscription();
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        View rootView = inflater.inflate(R.layout.fragment_watch_now, container, false);
        unbinder = ButterKnife.bind(this, rootView);

        return rootView;
    }

    @Override
    public void onViewCreated(View view, Bundle savedInstanceState) {
        super.onViewCreated(view, savedInstanceState);

//        ((AppCompatActivity) getActivity()).setSupportActionBar(mToolbar);
//
//        final ActionBar ab = ((AppCompatActivity) getActivity()).getSupportActionBar();

//        ab.setHomeAsUpIndicator(R.drawable.ic_menu_light);
//        ab.setHomeAsUpIndicator(R.drawable.ic_menu_black);
//        ab.setDisplayHomeAsUpEnabled(true);
//        ab.setTitle("Watch Now");
//        ab.setTitle("");

        if (viewPager != null) {
            setupViewPager(viewPager);
        }

        tabLayout.setupWithViewPager(viewPager);
        tabLayout.setTabMode(TabLayout.MODE_FIXED);

        updateTabLayout();

        setUpRxBusSubscription();
    }

    @Override
    public void onDestroyView() {
        super.onDestroyView();
        unbinder.unbind();
    }

    @Override
    public void onDestroy() {
        super.onDestroy();
        compositeSubscription.unsubscribe();
    }
    // endregion

    @Override
    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
        super.onCreateOptionsMenu(menu, inflater);

//        inflater.inflate(R.menu.watch_now_menu, menu);

        // Get the SearchView and set the searchable configuration
//        SearchManager searchManager = (SearchManager) getActivity().getSystemService(Context.SEARCH_SERVICE);
//        SearchView searchView = (SearchView) menu.findItem(R.id.action_search).getActionView();
//
//        // Assumes current activity is the searchable activity
//        searchView.setSearchableInfo(searchManager.getSearchableInfo(getActivity().getComponentName()));
//        searchView.setQueryRefinementEnabled(true);
//        searchView.setIconifiedByDefault(true);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        return super.onOptionsItemSelected(item);
    }

    @Override
    public void onActivityResult(int requestCode, int resultCode, Intent data) {
        if (requestCode == MaterialSearchView.REQUEST_VOICE && resultCode == Activity.RESULT_OK) {
            ArrayList<String> matches = data.getStringArrayListExtra(RecognizerIntent.EXTRA_RESULTS);
            if (matches != null && matches.size() > 0) {
                String searchWrd = matches.get(0);
                if (!TextUtils.isEmpty(searchWrd)) {
//                    mMaterialSearchView.setQuery(searchWrd);
                    materialSearchView.setQuery("");
                    launchSearchActivity(searchWrd);
                }
            }
            return;
        }
        super.onActivityResult(requestCode, resultCode, data);
    }

    // region Helper Methods
    private void setupViewPager(ViewPager viewPager) {
        Adapter adapter = new Adapter(getChildFragmentManager());

        MyFeedFragment myFeedFragment = MyFeedFragment.newInstance();
        adapter.addFragment(myFeedFragment, getString(R.string.my_feed));


        Bundle bundle = new Bundle();
        bundle.putString(KEY_FILTER, "trending");
        VideosFragment videosFragment2 = VideosFragment.newInstance(bundle);
        adapter.addFragment(videosFragment2, getString(R.string.trending));

        viewPager.setAdapter(adapter);
    }

//    private Fragment setUpFragment(String query) {
//        Bundle bundle = new Bundle();
//        bundle.putString(KEY_FILTER, query);
//
//        return VideosFragment.newInstance(bundle);
////        return PlaceholderFragment.newInstance();
//    }

    private void launchSearchActivity(String query) {
        Intent intent = new Intent(getContext(), SearchableActivity.class);
        intent.setAction(Intent.ACTION_SEARCH);
//        intent.putExtra(SearchManager.QUERY, query);
        Bundle bundle = new Bundle();
        bundle.putString(SearchManager.QUERY, query);
        intent.putExtras(bundle);
        getContext().startActivity(intent);
    }

    private void updateTabLayout(){
        ViewGroup vg = (ViewGroup) tabLayout.getChildAt(0);
        int tabsCount = vg.getChildCount();
        for (int j = 0; j < tabsCount; j++) {
            ViewGroup vgTab = (ViewGroup) vg.getChildAt(j);
            int tabChildsCount = vgTab.getChildCount();
            for (int i = 0; i < tabChildsCount; i++) {
                View tabViewChild = vgTab.getChildAt(i);
                if (tabViewChild instanceof TextView) {
                    ((TextView) tabViewChild).setTypeface(font);
                }
            }
        }
    }

    private void setUpRxBusSubscription(){
        Subscription rxBusSubscription = RxBus.getInstance().toObserverable()
                .observeOn(AndroidSchedulers.mainThread()) // UI Thread
                .subscribe(new Action1<Object>() {
                    @Override
                    public void call(Object event) {
//                        if (event == null || !isResumed()) {
//                            return;
//                        }

                        if (event == null || !isResumed()) {
                            return;
                        }

                        if(event instanceof SearchPerformedEvent) {
                            String query = ((SearchPerformedEvent)event).getQuery();
                            if (!TextUtils.isEmpty(query)) {
                                materialSearchView.setQuery("");
                                launchSearchActivity(query);
                            }
                        } else if(event instanceof ShowSearchSuggestionsEvent) {
                            String query = ((ShowSearchSuggestionsEvent)event).getQuery();

                            materialSearchView.addSuggestions(RealmUtility.getSuggestions(query));
                        } else if(event instanceof HideSearchSuggestionsEvent) {
//                            showFAB();
                        }
                    }
                });

        compositeSubscription.add(rxBusSubscription);
    }
    // endregion

    // region Inner Classes
    public static class Adapter extends FragmentPagerAdapter {
        private final List<Fragment> fragments = new ArrayList<>();
        private final List<String> fragmentTitles = new ArrayList<>();

        public Adapter(FragmentManager fm) {
            super(fm);
        }

        public void addFragment(Fragment fragment, String title) {
            fragments.add(fragment);
            fragmentTitles.add(title);
        }

        @Override
        public Fragment getItem(int position) {
            return fragments.get(position);
        }

        @Override
        public int getCount() {
            return fragments.size();
        }

        @Override
        public CharSequence getPageTitle(int position) {
            return fragmentTitles.get(position);
        }
    }
    // endregion
}