NavigationDrawerFragment.java

package be.geelen.yarr;

import android.app.ActionBar;
import android.app.Activity;
import android.content.SharedPreferences;
import android.content.res.Configuration;
import android.os.AsyncTask;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.support.v4.app.ActionBarDrawerToggle;
import android.support.v4.app.DialogFragment;
import android.support.v4.app.Fragment;
import android.support.v4.view.GravityCompat;
import android.support.v4.widget.DrawerLayout;
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 android.widget.Toast;

import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.ResponseHandler;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.BasicResponseHandler;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;

import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

public class NavigationDrawerFragment extends Fragment {
    private static final String PREF_USER_LEARNED_DRAWER = "navigation_drawer_learned";
    private NavigationDrawerCallbacks mCallbacks;
    private ActionBarDrawerToggle mDrawerToggle;

    private DrawerLayout mDrawerLayout;
    private View view;
    private View mFragmentContainerView;

    private boolean mFromSavedInstanceState;
    private boolean mUserLearnedDrawer;

    public static final String [] links = new String[]{
            "/r/all/",
            "/r/askreddit+iama/",
            "/domain/imgur.com/",
            "/r/gfycats/",
            "/r/nsfw/",
            "/r/gifs/",
            "/r/formula1/",
            "/r/soccer/",
            "/r/nba/",
            "/r/blog/",
            "/u/prometheus1/m/ask_reddits"
    };

    public NavigationDrawerFragment() {
    }

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

        SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(getActivity());
        mUserLearnedDrawer = sp.getBoolean(PREF_USER_LEARNED_DRAWER, false);

        if (savedInstanceState != null) {
            mFromSavedInstanceState = true;
        }
    }

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

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        view = inflater.inflate(R.layout.fragment_navigation_drawer, container, false);

        TextView loginButton = (TextView) view.findViewById(R.id.drawer_login_button);

        loginButton.setOnClickListener(new OnLoginClickListener());

//        view.setOnItemClickListener(new AdapterView.OnItemClickListener() {
//            @Override
//            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
//                selectItem(position);
//            }
//        });

//        Activity activity = getActivity();


//        view.setAdapter(new ArrayAdapter<String>(
//                activity.getApplicationContext(),
//                android.R.layout.simple_list_item_activated_1,
//                android.R.id.text1,2
//                links
//        ));
        return view;
    }

    public boolean isDrawerOpen() {
        return mDrawerLayout != null && mDrawerLayout.isDrawerOpen(mFragmentContainerView);
    }

    public void setUp(int fragmentId, DrawerLayout drawerLayout) {
        mFragmentContainerView = getActivity().findViewById(fragmentId);
        mDrawerLayout = drawerLayout;

        mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START);

        mDrawerToggle = new ActionBarDrawerToggle(
                getActivity(),                    /* host Activity */
                mDrawerLayout,                    /* DrawerLayout object */
                R.drawable.ic_drawer,             /* nav drawer image to replace 'Up' caret */
                R.string.navigation_drawer_open,  /* "open drawer" description for accessibility */
                R.string.navigation_drawer_close  /* "close drawer" description for accessibility */
        ) {
            @Override
            public void onDrawerClosed(View drawerView) {
                super.onDrawerClosed(drawerView);
                if (!isAdded()) {
                    return;
                }

                getActivity().invalidateOptionsMenu(); // calls onPrepareOptionsMenu()
            }

            @Override
            public void onDrawerOpened(View drawerView) {
                super.onDrawerOpened(drawerView);
                if (!isAdded()) {
                    return;
                }

                if (!mUserLearnedDrawer) {
                    // The user manually opened the drawer; store this flag to prevent auto-showing
                    // the navigation drawer automatically in the future.
                    mUserLearnedDrawer = true;
                    SharedPreferences sp = PreferenceManager
                            .getDefaultSharedPreferences(getActivity());
                    sp.edit().putBoolean(PREF_USER_LEARNED_DRAWER, true).apply();
                }

                getActivity().invalidateOptionsMenu(); // calls onPrepareOptionsMenu()
            }
        };

        // If the user hasn't 'learned' about the drawer, open it to introduce them to the drawer,
        // per the navigation drawer design guidelines.
        if (!mUserLearnedDrawer && !mFromSavedInstanceState) {
            mDrawerLayout.openDrawer(mFragmentContainerView);
        }

        // Defer code dependent on restoration of previous instance state.
        mDrawerLayout.post(new Runnable() {
            @Override
            public void run() {
                mDrawerToggle.syncState();
            }
        });

        mDrawerLayout.setDrawerListener(mDrawerToggle);
    }


    private void selectItem(int position) {
        if (view != null) {
//            view.setItemChecked(position, true);
        }
        if (mDrawerLayout != null) {
            mDrawerLayout.closeDrawer(mFragmentContainerView);
        }
        if (mCallbacks != null) {
            mCallbacks.onNavigationDrawerItemSelected(position);
        }
    }

    @Override
    public void onAttach(Activity activity) {
        super.onAttach(activity);
        try {
            mCallbacks = (NavigationDrawerCallbacks) activity;
        } catch (ClassCastException e) {
            throw new ClassCastException("Activity must implement NavigationDrawerCallbacks.");
        }
    }

    @Override
    public void onDetach() {
        super.onDetach();
        mCallbacks = null;
    }

    @Override
    public void onConfigurationChanged(Configuration newConfig) {
        super.onConfigurationChanged(newConfig);
        mDrawerToggle.onConfigurationChanged(newConfig);
    }

    @Override
    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
        if (mDrawerLayout != null && isDrawerOpen()) {
            inflater.inflate(R.menu.global, menu);
            showGlobalContextActionBar();
        }
        super.onCreateOptionsMenu(menu, inflater);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        if (mDrawerToggle.onOptionsItemSelected(item)) {
            return true;
        }

//        if (item.getItemId() == R.id.action_example) {
//            Toast.makeText(getActivity(), "Example action.", Toast.LENGTH_SHORT).show();
//            return true;
//        }

        return super.onOptionsItemSelected(item);
    }

    private void showGlobalContextActionBar() {
        ActionBar actionBar = getActionBar();
        actionBar.setDisplayShowTitleEnabled(true);
        actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
        actionBar.setTitle(R.string.app_name);
    }

    private ActionBar getActionBar() {
        return getActivity().getActionBar();
    }

    public static interface NavigationDrawerCallbacks {
        void onNavigationDrawerItemSelected(int position);
    }

    private class OnLoginClickListener implements View.OnClickListener {
        @Override
        public void onClick(View view) {
            mDrawerToggle.onDrawerClosed(mDrawerLayout);
            new AsyncTask<String, Integer, String>() {
                protected String doInBackground(String... strings){
                    String response="";

                    HttpClient client = new DefaultHttpClient();
                    HttpPost httpPost = new HttpPost("http://www.reddit.com/api/login");
                    try{
                        List<NameValuePair> args = new ArrayList<NameValuePair>(2);

                        args.add(new BasicNameValuePair("api_type", "json"));
                        args.add(new BasicNameValuePair("passwd", strings[1]));
                        args.add(new BasicNameValuePair("rem", "true"));
                        args.add(new BasicNameValuePair("user", strings[0]));

                        httpPost.setEntity(new UrlEncodedFormEntity(args));

                        response = client.execute(httpPost, new BasicResponseHandler());

//                        String secondresponse;
//                        secondresponse = client.execute(new HttpGet("http://reddit.com/.json"), new BasicResponseHandler());
                    }catch(ClientProtocolException e){
                        e.printStackTrace();
                    }catch(IOException e){
                        e.printStackTrace();
                    }

                    return response;
                }

                @Override
                protected void onPostExecute(String s) {
                    super.onPostExecute(s);
                    ((MainActivity) getActivity()).setLoginJson(s);
                }
            }.execute("golfbreker", "mnb");
//            LoginDialogFragment.build(getChildFragmentManager());
        }
    }
}