/*
* Copyright (C) 2011 The Android Open Source Project
*
* 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.rubika.aotalk.towerwars;
import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.text.Collator;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.List;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import com.actionbarsherlock.app.SherlockListFragment;
import com.actionbarsherlock.view.Menu;
import com.actionbarsherlock.view.MenuInflater;
import com.rubika.aotalk.R;
import com.rubika.aotalk.item.TowerAttack;
import com.rubika.aotalk.map.Map;
import com.rubika.aotalk.util.Logging;
import com.rubika.aotalk.util.Statics;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.content.res.Configuration;
import android.content.res.Resources;
import android.graphics.Color;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.support.v4.app.LoaderManager;
import android.support.v4.content.AsyncTaskLoader;
import android.support.v4.content.Loader;
import android.text.format.DateUtils;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.animation.Animation;
import android.view.animation.ScaleAnimation;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.TextView;
/**
* Demonstration of the implementation of a custom Loader.
*/
public class FragmentAttacks extends SherlockListFragment implements LoaderManager.LoaderCallbacks<List<TowerAttack>> {
private static final String APP_TAG = "--> The Leet :: FragmentAttacks";
private ListAdapter mAdapter;
public static FragmentAttacks newInstance() {
FragmentAttacks f = new FragmentAttacks();
return f;
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
}
/**
* Perform alphabetical comparison of application entry objects.
*/
public static final Comparator<TowerAttack> ALPHA_COMPARATOR = new Comparator<TowerAttack>() {
private final Collator sCollator = Collator.getInstance();
@Override
public int compare(TowerAttack object1, TowerAttack object2) {
return sCollator.compare(object1.getZone(), object2.getZone());
}
};
/**
* Helper for determining if the configuration has changed in an interesting
* way so we need to rebuild the app list.
*/
public static class InterestingConfigChanges {
final Configuration mLastConfiguration = new Configuration();
int mLastDensity;
boolean applyNewConfig(Resources res) {
int configChanges = mLastConfiguration.updateFrom(res.getConfiguration());
boolean densityChanged = mLastDensity != res.getDisplayMetrics().densityDpi;
if (densityChanged || (configChanges&(ActivityInfo.CONFIG_LOCALE
|ActivityInfo.CONFIG_UI_MODE|ActivityInfo.CONFIG_SCREEN_LAYOUT)) != 0) {
mLastDensity = res.getDisplayMetrics().densityDpi;
return true;
}
return false;
}
}
public static class ListLoader extends AsyncTaskLoader<List<TowerAttack>> {
private HttpClient httpclient;
private HttpGet httpget;
private HttpResponse response;
private HttpEntity entity;
private InputStream is;
private BufferedReader reader;
private StringBuilder sb;
private String line;
private String resultData;
private JSONArray jArray;
private JSONObject json_data;
private List<TowerAttack> dataList;
final InterestingConfigChanges mLastConfig = new InterestingConfigChanges();
public ListLoader(Context context) {
super(context);
//this.context = context;
// Retrieve the package manager for later use; note we don't
// use 'context' directly but instead the save global application
// context returned by getContext().
}
@Override public List<TowerAttack> loadInBackground() {
List<TowerAttack> items = new ArrayList<TowerAttack>();
try{
httpclient = new DefaultHttpClient();
httpget = new HttpGet(Statics.TOWER_WARS_ATTACKS);
response = httpclient.execute(httpget);
entity = response.getEntity();
is = entity.getContent();
//convert response to string
try{
reader = new BufferedReader(new InputStreamReader(is, "iso-8859-1"), 8);
sb = new StringBuilder();
line = null;
while ((line = reader.readLine()) != null) {
sb.append(line + "\n");
}
is.close();
resultData = sb.toString();
} catch(Exception e){
Logging.log(APP_TAG, "Error converting result " + e.toString());
resultData = null;
}
} catch(Exception e){
Logging.log(APP_TAG, "Error in http connection " + e.toString());
resultData = null;
}
try{
if(resultData != null) {
if((!resultData.startsWith("null"))) {
jArray = new JSONObject(resultData).getJSONArray("results");
for(int i = 0; i < jArray.length(); i++){
json_data = jArray.getJSONObject(i);
items.add(new TowerAttack(
json_data.getInt("site_id"),
json_data.getLong("time") * 1000,
json_data.getString("zone_name"),
json_data.getString("attacker_nickname"),
json_data.getString("attacker_faction"),
json_data.getString("defender_faction"),
json_data.getString("attacker_guildname"),
json_data.getString("defender_guildname"),
json_data.getString("site_name"),
json_data.getInt("site_minlevel"),
json_data.getInt("site_maxlevel"),
json_data.getInt("site_center_x"),
json_data.getInt("site_center_y")
));
}
}
}
} catch(JSONException e){
Logging.log(APP_TAG, "Error parsing data " + e.toString());
}
return items;
}
@Override public void deliverResult(List<TowerAttack> sites) {
if (isReset()) {
// An async query came in while the loader is stopped. We
// don't need the result.
if (sites != null) {
onReleaseResources(sites);
}
}
List<TowerAttack> oldSites = sites;
dataList = sites;
if (isStarted()) {
// If the Loader is currently started, we can immediately
// deliver its results.
super.deliverResult(sites);
}
// At this point we can release the resources associated with
// 'oldApps' if needed; now that the new result is delivered we
// know that it is no longer in use.
if (oldSites != null) {
onReleaseResources(oldSites);
}
}
@Override protected void onStartLoading() {
if (dataList != null) {
// If we currently have a result available, deliver it
// immediately.
deliverResult(dataList);
}
// Has something interesting in the configuration changed since we
// last built the app list?
boolean configChange = mLastConfig.applyNewConfig(getContext().getResources());
if (takeContentChanged() || dataList == null || configChange) {
// If the data has changed since the last time it was loaded
// or is not currently available, start a load.
forceLoad();
}
}
/**
* Handles a request to stop the Loader.
*/
@Override protected void onStopLoading() {
// Attempt to cancel the current load task if possible.
cancelLoad();
}
/**
* Handles a request to cancel a load.
*/
@Override public void onCanceled(List<TowerAttack> Sites) {
super.onCanceled(Sites);
// At this point we can release the resources associated with 'apps'
// if needed.
onReleaseResources(Sites);
}
/**
* Handles a request to completely reset the Loader.
*/
@Override protected void onReset() {
super.onReset();
// Ensure the loader is stopped
onStopLoading();
// At this point we can release the resources associated with 'Sites'
// if needed.
if (dataList != null) {
onReleaseResources(dataList);
dataList = null;
}
}
/**
* Helper function to take care of releasing resources associated
* with an actively loaded data set.
*/
protected void onReleaseResources(List<TowerAttack> Sites) {
// For a simple List<> there is nothing to do. For something
// like a Cursor, we would close it here.
}
}
public static class ListAdapter extends ArrayAdapter<TowerAttack> {
private final LayoutInflater mInflater;
private boolean animationEnabled;
public ListAdapter(Context context, boolean enableAnimation) {
super(context, android.R.layout.simple_list_item_2);
mInflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
animationEnabled = enableAnimation;
}
public void setData(List<TowerAttack> data) {
clear();
if (data != null) {
for (TowerAttack entry : data) {
add(entry);
}
}
}
/**
* Populate new items in the list.
*/
@Override public View getView(int position, View convertView, ViewGroup parent) {
if (convertView == null) {
convertView = mInflater.inflate(R.layout.list_item_towerattack, parent, false);
}
TowerAttack item = getItem(position);
String attackerFactionColor;
String defenderFactionColor;
if (item.getAttackerFaction().equals("Omni")) {
attackerFactionColor = "#48b4ff";
} else if (item.getAttackerFaction().equals("Clan")) {
attackerFactionColor = "#f86868";
} else if (item.getAttackerFaction().equals("Neutral")) {
attackerFactionColor = "#f1f16e";
} else {
attackerFactionColor = "#bbbbbb";
}
if (item.getDefenderFaction().equals("Omni")) {
defenderFactionColor = "#48b4ff";
} else if (item.getDefenderFaction().equals("Clan")) {
defenderFactionColor = "#f86868";
} else if (item.getDefenderFaction().equals("Neutral")) {
defenderFactionColor = "#f1f16e";
} else {
defenderFactionColor = "#bbbbbb";
}
String timestamp = DateUtils.getRelativeTimeSpanString(item.getTimestamp()).toString();
((TextView)convertView.findViewById(R.id.timestamp)).setText(timestamp);
((TextView)convertView.findViewById(R.id.site)).setText(item.getSitename());
((TextView)convertView.findViewById(R.id.zone)).setText(item.getZone());
((TextView)convertView.findViewById(R.id.attacker_name)).setText(item.getAttacker());
((TextView)convertView.findViewById(R.id.attacker_org)).setText(item.getAttackerOrg());
((TextView)convertView.findViewById(R.id.attacker_name)).setTextColor(Color.parseColor(attackerFactionColor));
((TextView)convertView.findViewById(R.id.attacker_org)).setTextColor(Color.parseColor(attackerFactionColor));
((TextView)convertView.findViewById(R.id.defender_org)).setText(item.getDefenderOrg());
((TextView)convertView.findViewById(R.id.defender_org)).setTextColor(Color.parseColor(defenderFactionColor));
if (animationEnabled) {
Animation animation;
if (position %2 == 1) {
animation = new ScaleAnimation(0, 1, 1, 1, Animation.RELATIVE_TO_SELF, (float)0, Animation.RELATIVE_TO_SELF, (float)0.5);
} else {
animation = new ScaleAnimation(0, 1, 1, 1, Animation.RELATIVE_TO_SELF, (float)1, Animation.RELATIVE_TO_SELF, (float)0.5);
}
animation.setDuration(200);
animation.setFillAfter(true);
convertView.setAnimation(animation);
convertView.startAnimation(animation);
}
return convertView;
}
}
@Override public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
setEmptyText(getString(R.string.no_attacks));
setHasOptionsMenu(true);
mAdapter = new ListAdapter(getActivity(), PreferenceManager.getDefaultSharedPreferences(this.getActivity().getBaseContext()).getBoolean("enableAnimations", true));
setListAdapter(mAdapter);
getListView().setFastScrollEnabled(true);
getListView().setScrollingCacheEnabled(false);
getListView().setDividerHeight(0);
// Start out with a progress indicator.
setListShown(false);
// Prepare the loader. Either re-connect with an existing one,
// or start a new one.
getLoaderManager().initLoader(0, null, this);
}
@Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
container.setBackgroundResource(0);
return super.onCreateView(inflater, container, savedInstanceState);
}
@Override public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
}
@Override public void onListItemClick(ListView l, View v, int position, long id) {
Intent intent = new Intent();
intent.setClass(mAdapter.getContext(), Map.class);
intent.putExtra("name", mAdapter.getItem(position).getSitename());
intent.putExtra("zone", mAdapter.getItem(position).getZone());
intent.putExtra("x", mAdapter.getItem(position).getX());
intent.putExtra("y", mAdapter.getItem(position).getY());
mAdapter.getContext().startActivity(intent);
}
@Override public Loader<List<TowerAttack>> onCreateLoader(int id, Bundle args) {
// This is called when a new Loader needs to be created. This
// sample only has one Loader with no arguments, so it is simple.
return new ListLoader(getActivity());
}
@Override public void onLoadFinished(Loader<List<TowerAttack>> loader, List<TowerAttack> data) {
// Set the new data in the adapter.
mAdapter.setData(data);
// The list should now be shown.
if (isResumed()) {
setListShown(true);
} else {
setListShownNoAnimation(true);
}
}
@Override public void onLoaderReset(Loader<List<TowerAttack>> loader) {
// Clear the data in the adapter.
mAdapter.setData(null);
}
}