/*
* TeleStax, Open Source Cloud Communications
* Copyright 2011-2015, Telestax Inc and individual contributors
* by the @authors tag.
*
* This program is free software: you can redistribute it and/or modify
* under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation; either version 3 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
* For questions related to commercial use licensing, please contact sales@telestax.com.
*
*/
package org.restcomm.android.olympus;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.os.Bundle;
import android.support.v4.app.ListFragment;
import android.text.Html;
import android.util.Log;
import android.util.TypedValue;
import android.view.ContextMenu;
import android.view.LayoutInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AbsListView;
import android.widget.AdapterView;
import android.widget.BaseAdapter;
import android.widget.ImageButton;
import android.widget.ListView;
import android.widget.TextView;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import static org.restcomm.android.olympus.ContactsController.CONTACT_KEY;
import static org.restcomm.android.olympus.ContactsController.CONTACT_VALUE;
public class MainFragment extends ListFragment {
private ContactsController contactsController;
private ContactAdapter listViewAdapter;
private ArrayList<Map<String, String>> contactList;
private static final String TAG = "MainFragment";
enum ContactSelectionType {
VIDEO_CALL,
AUDIO_CALL,
TEXT_MESSAGE,
}
/**
* The serialization (saved instance state) Bundle key representing the
* activated item position. Only used on tablets.
*/
private static final String STATE_ACTIVATED_POSITION = "activated_position";
/**
* The fragment's current callback object, which is notified of list item
* clicks.
*/
private Callbacks mCallbacks = null;
/**
* The current activated item position. Only used on tablets.
*/
private int mActivatedPosition = ListView.INVALID_POSITION;
/**
* A callback interface that all activities containing this fragment must
* implement. This mechanism allows activities to be notified of item
* selections.
*/
public interface Callbacks {
/**
* Callback for when an item has been selected.
*/
void onItemSelected(HashMap<String, String> contact, ContactSelectionType type);
void onContactUpdate(HashMap<String, String> contact, int type);
//public void onAccessoryClicked(HashMap<String, String> contact);
}
/**
* Mandatory empty constructor for the fragment manager to instantiate the
* fragment (e.g. upon screen orientation changes).
*/
public MainFragment()
{
}
@Override
public void onCreate(Bundle savedInstanceState)
{
Log.i(TAG, "%% onCreate");
super.onCreate(savedInstanceState);
contactsController = new ContactsController(getActivity().getApplicationContext());
// Initialize database
DatabaseManager.getInstance().open(getActivity().getApplicationContext());
//contactList = contactsController.initializeContacts();
//contactList = DatabaseManager.getInstance().retrieveContacts();
}
@Override
public void onResume()
{
Log.i(TAG, "%% onResume");
super.onResume();
contactList = contactsController.retrieveContacts();
listViewAdapter = new ContactAdapter(getActivity().getApplicationContext(), contactList);
setListAdapter(listViewAdapter);
}
@Override
public void onViewCreated(View view, Bundle savedInstanceState)
{
super.onViewCreated(view, savedInstanceState);
// Restore the previously serialized activated item position.
if (savedInstanceState != null
&& savedInstanceState.containsKey(STATE_ACTIVATED_POSITION)) {
setActivatedPosition(savedInstanceState.getInt(STATE_ACTIVATED_POSITION));
}
registerForContextMenu(getListView());
// add footer so that floating action button doesn't hide last list entry
View footer = new View(getActivity());
// floating action button is 56dp, let's add another 10 to give it some more space
// convert dp to pixels
float pixels = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 66, getResources().getDisplayMetrics());
footer.setLayoutParams(new AbsListView.LayoutParams(AbsListView.LayoutParams.MATCH_PARENT, (int) pixels));
// also make it unselectable
getListView().addFooterView(footer, null, false);
}
@Override
public void onAttach(Activity activity)
{
Log.i(TAG, "%% onCreate");
super.onAttach(activity);
// Activities containing this fragment must implement its callbacks.
if (!(activity instanceof Callbacks)) {
throw new IllegalStateException("Activity must implement fragment's callbacks.");
}
mCallbacks = (Callbacks) activity;
}
@Override
public void onDetach()
{
Log.i(TAG, "%% onCreate");
super.onDetach();
// Reset the active callbacks interface to the dummy implementation.
mCallbacks = null;
}
@Override
public void onListItemClick(ListView listView, View view, int position, long id)
{
super.onListItemClick(listView, view, position, id);
HashMap item = (HashMap) getListView().getItemAtPosition(position);
// Notify the active callbacks interface (the activity, if the
// fragment is attached to one) that an item has been selected.
mCallbacks.onItemSelected(item, ContactSelectionType.VIDEO_CALL);
}
@Override
public void onSaveInstanceState(Bundle outState)
{
super.onSaveInstanceState(outState);
if (mActivatedPosition != ListView.INVALID_POSITION) {
// Serialize and persist the activated item position.
outState.putInt(STATE_ACTIVATED_POSITION, mActivatedPosition);
}
}
/**
* Turns on activate-on-click mode. When this mode is on, list items will be
* given the 'activated' state when touched.
*/
public void setActivateOnItemClick(boolean activateOnItemClick)
{
// When setting CHOICE_MODE_SINGLE, ListView will automatically
// give items the 'activated' state when touched.
getListView().setChoiceMode(activateOnItemClick
? ListView.CHOICE_MODE_SINGLE
: ListView.CHOICE_MODE_NONE);
}
private void setActivatedPosition(int position)
{
if (position == ListView.INVALID_POSITION) {
getListView().setItemChecked(mActivatedPosition, false);
}
else {
getListView().setItemChecked(position, true);
}
mActivatedPosition = position;
}
// Context Menu stuff
@Override
public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo)
{
if (v.getId() == android.R.id.list) {
AdapterView.AdapterContextMenuInfo info = (AdapterView.AdapterContextMenuInfo) menuInfo;
//menu.setHeaderTitle("Edit " + contactList.get(info.position).get(CONTACT_KEY));
// TODO: pretty bad logic, let's revisit this at some point so that we can use style resources instead
menu.setHeaderTitle(Html.fromHtml("<font color='#DF3D00'>Settings</font>"));
menu.add("Update Contact");
menu.add("Remove Contact");
}
}
@Override
public boolean onContextItemSelected(MenuItem item)
{
AdapterView.AdapterContextMenuInfo info = (AdapterView.AdapterContextMenuInfo) item.getMenuInfo();
HashMap<String, String> contact = (HashMap) contactList.get(info.position);
if (item.getTitle().toString().equals("Update Contact")) {
mCallbacks.onContactUpdate(contact, AddUserDialogFragment.DIALOG_TYPE_UPDATE_CONTACT);
}
if (item.getTitle().toString().equals("Remove Contact")) {
contactsController.removeContact(contactList, contact.get(CONTACT_KEY), contact.get(CONTACT_VALUE));
this.listViewAdapter.notifyDataSetChanged();
}
return true;
}
// Called by Activity when contact is to be updated
public void updateContact(int type, String username, String sipuri)
{
if (type == AddUserDialogFragment.DIALOG_TYPE_ADD_CONTACT) {
if (username.isEmpty() || sipuri.isEmpty()) {
showOkAlert("Addition Cancelled", "Both Username and SIP URI fields must be provided");
return;
}
else {
try {
this.contactsController.addContact(contactList, username, sipuri);
}
catch (Exception e) {
showOkAlert("Failed to add contact", e.getMessage());
return;
}
}
}
else {
if (this.contactsController.updateContact(contactList, username, sipuri) == -1) {
// no contact was updated, no need to upate listAdapter
return;
}
}
// notify adapter that ListView needs to be updated
this.listViewAdapter.notifyDataSetChanged();
}
/*
public void onAccessoryClick(int position)
{
HashMap<String, String> contact = (HashMap) contactList.get(position);
mCallbacks.onAccessoryClicked(contact);
}
*/
// Helper methods
private void showOkAlert(final String title, final String detail)
{
AlertDialog alertDialog = new AlertDialog.Builder(getActivity(), R.style.SimpleAlertStyle).create();
alertDialog.setTitle(title);
alertDialog.setMessage(detail);
alertDialog.setButton(AlertDialog.BUTTON_NEUTRAL, "OK", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which)
{
dialog.dismiss();
}
});
alertDialog.show();
}
public class ContactAdapter extends BaseAdapter {
private LayoutInflater mInflater;
private ArrayList<Map<String, String>> contactList;
private ContactAdapterListener listener;
public ContactAdapter(Context context, ArrayList<Map<String, String>> contactList)
{
mInflater = LayoutInflater.from(context);
this.contactList = contactList;
//this.listener = listener;
}
@Override
public int getCount()
{
return contactList.size();
}
@Override
public Object getItem(int position)
{
return contactList.get(position);
}
@Override
public long getItemId(int position)
{
return position;
}
@Override
public View getView(int position, View convertView, ViewGroup parent)
{
View view;
ViewHolder holder;
if (convertView == null) {
view = mInflater.inflate(R.layout.contact_row_layout, parent, false);
holder = new ViewHolder();
holder.username = (TextView) view.findViewById(R.id.contact_username);
holder.sipuri = (TextView) view.findViewById(R.id.contact_sipuri);
//((ImageButton) view.findViewById(R.id.btn_accessory)).setOnClickListener(ContactButtonClickListener);
view.setTag(holder);
}
else {
view = convertView;
holder = (ViewHolder) view.getTag();
}
Map<String, String> contact = contactList.get(position);
holder.username.setText(contact.get(CONTACT_KEY));
holder.sipuri.setText(contact.get(CONTACT_VALUE));
return view;
}
/*
private View.OnClickListener ContactButtonClickListener = new View.OnClickListener() {
@Override
public void onClick(View v)
{
final int position = getListView().getPositionForView(v);
if (position != ListView.INVALID_POSITION) {
listener.onAccessoryClick(position);
}
}
};
*/
private class ViewHolder {
public TextView username, sipuri;
public ImageButton action;
}
}
}