package com.mhacks.android.navigation;
import android.app.ActionBar;
import android.app.Activity;
import android.app.Fragment;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.res.Configuration;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.support.v4.app.ActionBarDrawerToggle;
import android.support.v4.view.GravityCompat;
import android.support.v4.widget.DrawerLayout;
import android.view.LayoutInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.view.inputmethod.InputMethodManager;
import android.widget.AdapterView;
import android.widget.LinearLayout;
import android.widget.ListView;
import android.widget.RelativeLayout;
import android.widget.TextView;
import android.widget.Toast;
import com.mhacks.android.R;
import com.mhacks.android.time.TimeDelta;
import com.mhacks.android.views.ProgressWheel;
import com.parse.ParseUser;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.List;
import java.util.Timer;
import java.util.TimerTask;
/**
* Fragment used for managing interactions for and presentation of a navigation drawer.
* See the <a href="https://developer.android.com/design/patterns/navigation-drawer.html#Interaction">
* design guidelines</a> for a complete explanation of the behaviors implemented here.
*/
public class NavigationDrawerFragment extends Fragment {
/**
* Remember the position of the selected item.
*/
private static final String STATE_SELECTED_POSITION = "selected_navigation_drawer_position";
/**
* A pointer to the current callbacks instance (the Activity).
*/
private NavigationDrawerCallbacks mCallbacks;
/**
* Helper component that ties the action bar to the navigation drawer.
*/
private ActionBarDrawerToggle mDrawerToggle;
private DrawerLayout mDrawerLayout;
private RelativeLayout mCountdownLayout;
private ListView mDrawerListView;
private View mFragmentContainerView;
private List<NavigationDrawerItem> mItems;
private NavigationDrawerAdapter mAdapter;
private TimeDelta mTimeLeftDelta;
private TextView mDaysText;
private TextView mHoursText;
private TextView mMinsText;
private TextView mSecsText;
private ProgressWheel mSpinner;
private Timer mCountdown;
private int mProgress = 0;
private boolean mAdminEnabled = false;
private int mCurrentSelectedPosition = 0;
private final Date START_DATE;
private final Date END_DATE;
public NavigationDrawerFragment() {
mItems = new ArrayList();
Calendar cal = Calendar.getInstance();
cal.set(2014, 0, 17, 18, 0);
START_DATE = cal.getTime();
cal.set(2014, 0, 19, 10, 0);
END_DATE = cal.getTime();
}
public void setItems(List<NavigationDrawerItem> items) {
mItems = items;
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// Read in the flag indicating whether or not the user has demonstrated awareness of the
// drawer. See PREF_USER_LEARNED_DRAWER for details.
SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(getActivity());
if (savedInstanceState != null) {
mCurrentSelectedPosition = savedInstanceState.getInt(STATE_SELECTED_POSITION);
}
// Select either the default item (0) or the last selected item.
selectItem(mCurrentSelectedPosition);
// Indicate that this fragment would like to influence the set of actions in the action bar.
setHasOptionsMenu(true);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
LinearLayout layout = (LinearLayout) inflater.inflate(R.layout.fragment_navigation_drawer, container, false);
mDrawerListView = (ListView) layout.findViewById(R.id.drawer_listview);
mDrawerListView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
selectItem(position);
}
});
mCountdownLayout = (RelativeLayout) layout.findViewById(R.id.countdown_layout);
mDaysText = (TextView) layout.findViewById(R.id.days_remaining);
mHoursText = (TextView) layout.findViewById(R.id.hours_remaining);
mMinsText = (TextView) layout.findViewById(R.id.minutes_remaining);
mSecsText = (TextView) layout.findViewById(R.id.seconds_remaining);
mSpinner = (ProgressWheel) layout.findViewById(R.id.countdown_spinner);
mSpinner.setProgress(mProgress);
if (ParseUser.getCurrentUser().getBoolean("admin"))
setUpAdminToggle();
return layout;
}
private void setUpAdminToggle() {
mCountdownLayout.setOnClickListener(new View.OnClickListener() {
int clicks = 0;
long prevClickTime = 0;
@Override
public void onClick(View view) {
long time = new Date().getTime();
if (time - prevClickTime < 250) {
clicks++;
} else {
clicks = 1;
}
if (clicks == 8) {
mAdminEnabled = !mAdminEnabled;
clicks = 1;
Drawable background = getResources().getDrawable(mAdminEnabled ? R.drawable.app_background : R.color.actionbar_dark_bg);
getActionBar().setBackgroundDrawable(background);
Toast.makeText(getActivity(), "Admin: " + mAdminEnabled, Toast.LENGTH_SHORT).show();
}
prevClickTime = time;
}
});
}
@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
TimerTask task = new TimerTask(){
@Override
public void run(){
mTimeLeftDelta = TimeDelta.timeFromNowUntil(END_DATE);
mProgress = (int) (TimeDelta.progressBetween(START_DATE, END_DATE) * 360);
NavigationDrawerFragment.this.getActivity().runOnUiThread(new Runnable() {
@Override
public void run() {
updateCountdown();
}
});
}
};
mCountdown = new Timer();
mCountdown.scheduleAtFixedRate(task, 0, 1000);
}
public void updateCountdown() {
mDaysText.setText(buildTimeUnitLabel(mTimeLeftDelta.days, getString(R.string.day)));
mHoursText.setText(buildTimeUnitLabel(mTimeLeftDelta.hours, getString(R.string.hour)));
mMinsText.setText(buildTimeUnitLabel(mTimeLeftDelta.minutes, getString(R.string.minute)));
mSecsText.setText(buildTimeUnitLabel(mTimeLeftDelta.seconds, getString(R.string.second)));
mSpinner.setProgress(mProgress);
}
private String buildTimeUnitLabel(long number, String label) {
if(number != 1) {
return number + label + "s";
} else {
return number + label;
}
}
@Override
public void onDestroy() {
if (mCountdown != null) {
mCountdown.cancel();
}
super.onDestroy();
}
public boolean isDrawerOpen() {
return mDrawerLayout != null && mDrawerLayout.isDrawerOpen(mFragmentContainerView);
}
/**
* Users of this fragment must call this method to set up the navigation drawer interactions.
*
* @param fragmentId The android:id of this fragment in its activity's layout.
* @param drawerLayout
yout The DrawerLayout containing this fragment's UI.
*/
public void setUp(int fragmentId, DrawerLayout drawerLayout) {
mAdapter = new NavigationDrawerAdapter(getActivity(), mItems);
mDrawerListView.setAdapter(mAdapter);
mDrawerListView.setItemChecked(mCurrentSelectedPosition, true);
mAdapter.setCurrent(mCurrentSelectedPosition);
mDrawerListView.setSelector(R.drawable.list_selector);
mFragmentContainerView = getActivity().findViewById(fragmentId);
mDrawerLayout = drawerLayout;
// set a custom shadow that overlays the main content when the drawer opens
mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START);
// set up the drawer's list view with items and click listener
ActionBar actionBar = getActionBar();
actionBar.setDisplayHomeAsUpEnabled(true);
actionBar.setHomeButtonEnabled(true);
// ActionBarDrawerToggle ties together the the proper interactions
// between the navigation drawer and the action bar app icon.
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;
}
InputMethodManager imm = (InputMethodManager)getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
imm.hideSoftInputFromWindow(mDrawerListView.getWindowToken(), 0);
getActivity().invalidateOptionsMenu(); // calls onPrepareOptionsMenu()
}
};
// 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) {
mCurrentSelectedPosition = position;
if (mDrawerListView != null) {
mDrawerListView.setItemChecked(position, true);
mAdapter.setCurrent(position);
}
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 onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putInt(STATE_SELECTED_POSITION, mCurrentSelectedPosition);
}
@Override
public void onConfigurationChanged(Configuration newConfig) {
super.onConfigurationChanged(newConfig);
// Forward the new configuration the drawer toggle component.
mDrawerToggle.onConfigurationChanged(newConfig);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
if (mDrawerToggle.onOptionsItemSelected(item)) {
return true;
}
return super.onOptionsItemSelected(item);
}
/**
* Per the navigation drawer design guidelines, updates the action bar to show the global app
* 'context', rather than just what's in the current screen.
*/
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();
}
/**
* Callbacks interface that all activities using this fragment must implement.
*/
public static interface NavigationDrawerCallbacks {
/**
* Called when an item in the navigation drawer is selected.
*/
void onNavigationDrawerItemSelected(int position);
}
}