/**
* Copyright (C) 2016 Hyphenate Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.fanxin.easeui.ui;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import com.fanxin.easeui.domain.EaseUser;
import com.fanxin.easeui.utils.EaseCommonUtils;
import com.fanxin.easeui.widget.EaseContactList;
import com.hyphenate.EMConnectionListener;
import com.hyphenate.EMError;
import com.hyphenate.chat.EMClient;
import com.hyphenate.easeui.R;
import com.hyphenate.exceptions.HyphenateException;
import android.app.ProgressDialog;
import android.os.Bundle;
import android.os.Handler;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnTouchListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.EditText;
import android.widget.FrameLayout;
import android.widget.ImageButton;
import android.widget.ListView;
import android.widget.Toast;
/**
* contact list
*
*/
public class EaseContactListFragment extends EaseBaseFragment {
private static final String TAG = "EaseContactListFragment";
protected List<EaseUser> contactList;
protected ListView listView;
protected boolean hidden;
protected ImageButton clearSearch;
protected EditText query;
protected Handler handler = new Handler();
protected EaseUser toBeProcessUser;
protected String toBeProcessUsername;
protected EaseContactList contactListLayout;
protected boolean isConflict;
protected FrameLayout contentContainer;
private Map<String, EaseUser> contactsMap;
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
return inflater.inflate(R.layout.ease_fragment_contact_list, container, false);
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
//to avoid crash when open app after long time stay in background after user logged into another device
if(savedInstanceState != null && savedInstanceState.getBoolean("isConflict", false))
return;
super.onActivityCreated(savedInstanceState);
}
@Override
protected void initView() {
contentContainer = (FrameLayout) getView().findViewById(R.id.content_container);
contactListLayout = (EaseContactList) getView().findViewById(R.id.contact_list);
listView = contactListLayout.getListView();
//search
query = (EditText) getView().findViewById(R.id.query);
clearSearch = (ImageButton) getView().findViewById(R.id.search_clear);
}
@Override
protected void setUpView() {
EMClient.getInstance().addConnectionListener(connectionListener);
contactList = new ArrayList<EaseUser>();
getContactList();
//init list
contactListLayout.init(contactList);
if(listItemClickListener != null){
listView.setOnItemClickListener(new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
EaseUser user = (EaseUser)listView.getItemAtPosition(position);
listItemClickListener.onListItemClicked(user);
}
});
}
query.addTextChangedListener(new TextWatcher() {
public void onTextChanged(CharSequence s, int start, int before, int count) {
contactListLayout.filter(s);
if (s.length() > 0) {
clearSearch.setVisibility(View.VISIBLE);
} else {
clearSearch.setVisibility(View.INVISIBLE);
}
}
public void beforeTextChanged(CharSequence s, int start, int count, int after) {
}
public void afterTextChanged(Editable s) {
}
});
clearSearch.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
query.getText().clear();
hideSoftKeyboard();
}
});
listView.setOnTouchListener(new OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
hideSoftKeyboard();
return false;
}
});
}
@Override
public void onHiddenChanged(boolean hidden) {
super.onHiddenChanged(hidden);
this.hidden = hidden;
if (!hidden) {
refresh();
}
}
@Override
public void onResume() {
super.onResume();
if (!hidden) {
refresh();
}
}
/**
* move user to blacklist
*/
protected void moveToBlacklist(final String username){
final ProgressDialog pd = new ProgressDialog(getActivity());
String st1 = getResources().getString(R.string.Is_moved_into_blacklist);
final String st2 = getResources().getString(R.string.Move_into_blacklist_success);
final String st3 = getResources().getString(R.string.Move_into_blacklist_failure);
pd.setMessage(st1);
pd.setCanceledOnTouchOutside(false);
pd.show();
new Thread(new Runnable() {
public void run() {
try {
//move to blacklist
EMClient.getInstance().contactManager().addUserToBlackList(username,false);
getActivity().runOnUiThread(new Runnable() {
public void run() {
pd.dismiss();
Toast.makeText(getActivity(), st2, 0).show();
refresh();
}
});
} catch (HyphenateException e) {
e.printStackTrace();
getActivity().runOnUiThread(new Runnable() {
public void run() {
pd.dismiss();
Toast.makeText(getActivity(), st3, 0).show();
}
});
}
}
}).start();
}
// refresh ui
public void refresh() {
getContactList();
contactListLayout.refresh();
}
@Override
public void onDestroy() {
EMClient.getInstance().removeConnectionListener(connectionListener);
super.onDestroy();
}
/**
* get contact list and sort, will filter out users in blacklist
*/
protected void getContactList() {
contactList.clear();
if(contactsMap == null){
return;
}
synchronized (this.contactsMap) {
Iterator<Entry<String, EaseUser>> iterator = contactsMap.entrySet().iterator();
List<String> blackList = EMClient.getInstance().contactManager().getBlackListUsernames();
while (iterator.hasNext()) {
Entry<String, EaseUser> entry = iterator.next();
// to make it compatible with data in previous version, you can remove this check if this is new app
if (!entry.getKey().equals("item_new_friends")
&& !entry.getKey().equals("item_groups")
&& !entry.getKey().equals("item_chatroom")
&& !entry.getKey().equals("item_robots")){
if(!blackList.contains(entry.getKey())){
//filter out users in blacklist
EaseUser user = entry.getValue();
EaseCommonUtils.setUserInitialLetter(user);
contactList.add(user);
}
}
}
}
// sorting
Collections.sort(contactList, new Comparator<EaseUser>() {
@Override
public int compare(EaseUser lhs, EaseUser rhs) {
if(lhs.getInitialLetter().equals(rhs.getInitialLetter())){
return lhs.getNick().compareTo(rhs.getNick());
}else{
if("#".equals(lhs.getInitialLetter())){
return 1;
}else if("#".equals(rhs.getInitialLetter())){
return -1;
}
return lhs.getInitialLetter().compareTo(rhs.getInitialLetter());
}
}
});
}
protected EMConnectionListener connectionListener = new EMConnectionListener() {
@Override
public void onDisconnected(int error) {
if (error == EMError.USER_REMOVED || error == EMError.USER_LOGIN_ANOTHER_DEVICE) {
isConflict = true;
} else {
getActivity().runOnUiThread(new Runnable() {
public void run() {
onConnectionDisconnected();
}
});
}
}
@Override
public void onConnected() {
getActivity().runOnUiThread(new Runnable() {
public void run() {
onConnectionConnected();
}
});
}
};
private EaseContactListItemClickListener listItemClickListener;
protected void onConnectionDisconnected() {
}
protected void onConnectionConnected() {
}
/**
* set contacts map, key is the hyphenate id
* @param contactsMap
*/
public void setContactsMap(Map<String, EaseUser> contactsMap){
this.contactsMap = contactsMap;
}
public interface EaseContactListItemClickListener {
/**
* on click event for item in contact list
* @param user --the user of item
*/
void onListItemClicked(EaseUser user);
}
/**
* set contact list item click listener
* @param listItemClickListener
*/
public void setContactListItemClickListener(EaseContactListItemClickListener listItemClickListener){
this.listItemClickListener = listItemClickListener;
}
}