UserManagementFragment.java

package org.witness.informacam.app.screens;

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

import org.witness.informacam.InformaCam;
import org.witness.informacam.app.PreferencesActivity;
import org.witness.informacam.app.R;
import org.witness.informacam.app.WipeActivity;
import org.witness.informacam.app.utils.Constants.App;
import org.witness.informacam.app.utils.Constants.App.Home.Tabs;
import org.witness.informacam.utils.Constants.Codes;
import org.witness.informacam.app.utils.Constants.Codes.Routes;
import org.witness.informacam.app.utils.Constants.HomeActivityListener;
import org.witness.informacam.app.utils.Constants.Preferences;
import org.witness.informacam.app.utils.adapters.NotificationsListAdapter;
import org.witness.informacam.app.utils.adapters.OrganizationsListAdapter;
import org.witness.informacam.models.credentials.IUser;
import org.witness.informacam.models.notifications.INotification;
import org.witness.informacam.models.organizations.IOrganization;
import org.witness.informacam.utils.Constants.ListAdapterListener;
import org.witness.informacam.utils.Constants.Models;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.preference.PreferenceManager;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemLongClickListener;
import android.widget.Button;
import android.widget.ImageButton;
import android.widget.LinearLayout;
import android.widget.LinearLayout.LayoutParams;
import android.widget.ListView;
import android.widget.TabHost;
import android.widget.TextView;

public class UserManagementFragment extends Fragment implements OnClickListener, ListAdapterListener
{
	View rootView;
	TabHost tabHost = null;

	ImageButton emergencyWipe, toSettings, thumbnail;
	Button exportCredentials;

	TextView alias, connectivity, notificationsNoNotifications;
	ListView notificationsHolder, organizationsHolder;

	LayoutInflater li;
	Activity a;
	Handler h = new Handler();

	int[] dims;

	InformaCam informaCam = InformaCam.getInstance();
	IUser user = informaCam.user;

	List<IOrganization> listOrganizations;
	OrganizationsListAdapter listOrganizationsAdapter;

	List<INotification> listNotifications;
	NotificationsListAdapter listNotificationsAdapter;

	@SuppressWarnings("unused")
	private static final String LOG = App.Home.LOG;

	@Override
	public View onCreateView(LayoutInflater li, ViewGroup container, Bundle savedInstanceState)
	{
		super.onCreateView(li, container, savedInstanceState);
		this.li = li;

		rootView = li.inflate(R.layout.fragment_home_user_management, null);
		tabHost = (TabHost) rootView.findViewById(android.R.id.tabhost);

		emergencyWipe = (ImageButton) rootView.findViewById(R.id.emergency_wipe);
		emergencyWipe.setOnClickListener(this);

		toSettings = (ImageButton) rootView.findViewById(R.id.to_settings);
		toSettings.setOnClickListener(this);

		thumbnail = (ImageButton) rootView.findViewById(R.id.user_thumbnail);
		thumbnail.setOnClickListener(this);

		alias = (TextView) rootView.findViewById(R.id.user_alias);
		connectivity = (TextView) rootView.findViewById(R.id.user_connectivity);

		return rootView;
	}

	@Override
	public void onAttach(Activity a)
	{
		super.onAttach(a);
		this.a = a;

		dims = ((HomeActivityListener) a).getDimensions();
	}

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

	private void initLayout(Bundle savedInstanceState)
	{
		View v = null;
		
		tabHost.setLayoutParams(new LinearLayout.LayoutParams(dims[0], dims[1]));
		tabHost.setup();
		
		TabHost.TabSpec tab = tabHost.newTabSpec(Tabs.CameraChooser.TAG).setIndicator(generateTab(li, R.layout.user_management_fragment_tab, getResources().getString(R.string.notifications)));
		
		v = li.inflate(R.layout.fragment_user_management_notifications, tabHost.getTabContentView(), true);		
		v.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, (int) (dims[1] * 0.65)));
		tab.setContent(R.id.notification_list_root);
		tabHost.addTab(tab);

		notificationsHolder = (ListView) v.findViewById(R.id.notifications_list_view);
		notificationsNoNotifications = (TextView) v.findViewById(R.id.notification_no_notifications);

		tab = tabHost.newTabSpec(Tabs.CameraChooser.TAG).setIndicator(
				generateTab(li, R.layout.user_management_fragment_tab, getResources().getString(R.string.organizations)));
		v = li.inflate(R.layout.fragment_user_management_organizations, tabHost.getTabContentView(), true);
		v.setLayoutParams(new LayoutParams(LayoutParams.MATCH_PARENT, (int) (dims[1] * 0.65)));
		tab.setContent(R.id.organization_list_root);
		tabHost.addTab(tab);

		organizationsHolder = (ListView) v.findViewById(R.id.organizations_list_view);
		exportCredentials = (Button) v.findViewById(R.id.organizations_export_key);
		exportCredentials.setOnClickListener(this);

		tabHost.setCurrentTab(0);
	}

	private void initData()
	{
		alias.setText(user.alias);

		int connectivityLabel = informaCam.isConnectedToTor() ? R.string.connected_to_tor : R.string.not_connected_to_tor;
		connectivity.setText(getResources().getString(connectivityLabel));

		h.post(new Runnable()
		{
			@Override
			public void run()
			{
				initNotifications();
				initOrganizations();
			}
		});

	}

	private void initOrganizations()
	{
		listOrganizations = informaCam.installedOrganizations.listOrganizations();

		organizationsHolder.setOnItemLongClickListener(new OnItemLongClickListener()
		{

			@Override
			public boolean onItemLongClick(AdapterView<?> adapterView, View view, int viewId, long l)
			{
				IOrganization org = listOrganizations.get((int) l);
				((HomeActivityListener) a).getContextualMenuFor(org);

				return true;
			}
		});

		listOrganizationsAdapter = new OrganizationsListAdapter(listOrganizations);
		organizationsHolder.setAdapter(listOrganizationsAdapter);
	}

	private void initNotifications() {
		listNotifications = informaCam.notificationsManifest.sortBy(Models.INotificationManifest.Sort.COMPLETED);
		notificationsHolder.setOnItemLongClickListener(new OnItemLongClickListener() {


			@Override
			public boolean onItemLongClick(AdapterView<?> adapterView, View view, int viewId, long l)
			{
				INotification notification = informaCam.notificationsManifest.notifications.get((int) l);
				((HomeActivityListener) a).getContextualMenuFor(notification);

				return true;
			}

		});

		listNotificationsAdapter = new NotificationsListAdapter(listNotifications);
		notificationsHolder.setAdapter(listNotificationsAdapter);

		if (listNotifications != null && listNotifications.size() > 0)
		{
			notificationsNoNotifications.setVisibility(View.GONE);
			return;
		}

		notificationsNoNotifications.setVisibility(View.VISIBLE);
	}

	private static View generateTab(final LayoutInflater li, final int layout, final String labelText)
	{
		View tab = li.inflate(layout, null);
		TextView label = (TextView) tab.findViewById(R.id.tab_label);
		label.setText(labelText);
		return tab;
	}

	@Override
	public void onClick(View v)
	{
		if (v == emergencyWipe)
		{
			Intent wipeIntent = new Intent(a, WipeActivity.class);
			a.startActivityForResult(wipeIntent, Routes.WIPE);
		}
		else if (v == toSettings)
		{
			((HomeActivityListener) a).setLocale(PreferenceManager.getDefaultSharedPreferences(a).getString(Preferences.Keys.LANGUAGE, "0"));
			Intent settingIntent = new Intent(a, PreferencesActivity.class);
			a.startActivity(settingIntent);
		}
		else if (v == thumbnail)
		{
			// TODO
		} else if(v == exportCredentials) {
			a.startActivity(informaCam.exportCredentials());
		}
	}

	@Override
	public void updateAdapter(int which)
	{
		switch (which)
		{
		case Codes.Adapters.NOTIFICATIONS:
			a.runOnUiThread(new Runnable() {
				@Override
				public void run() {
					listNotifications = informaCam.notificationsManifest.sortBy(Models.INotificationManifest.Sort.COMPLETED);
					listNotificationsAdapter.update(listNotifications == null ? new ArrayList<INotification>() : listNotifications, a);
					notificationsHolder.invalidate();
				}
			});			
			
			break;
		case Codes.Adapters.ORGANIZATIONS:
			a.runOnUiThread(new Runnable() {
				@Override
				public void run() {
					listOrganizations = informaCam.installedOrganizations.organizations;
					listOrganizationsAdapter.update(listOrganizations);
					organizationsHolder.invalidate();
				}
			});
			
			break;
		case Codes.Adapters.ALL:
			if (tabHost != null)
			{
				if (tabHost.getCurrentTab() == 0)
				{
					updateAdapter(Codes.Adapters.NOTIFICATIONS);
				}
				else if (tabHost.getCurrentTab() == 1)
				{
					updateAdapter(Codes.Adapters.ORGANIZATIONS);
				}

			}
			break;
		}
	}

	@Override
	public void setPending(int numPending, int numCompleted) {}
}