/*
* Copyright 2015 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*
* 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 org.ext.uberfire.social.activities.repository;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.Map;
import javax.inject.Inject;
import org.ext.uberfire.social.activities.adapters.CommandTimelineFilter;
import org.ext.uberfire.social.activities.model.SocialActivitiesEvent;
import org.ext.uberfire.social.activities.model.SocialPaged;
import org.ext.uberfire.social.activities.service.SocialPredicate;
import org.ext.uberfire.social.activities.service.SocialTimelinePersistenceAPI;
public abstract class SocialPageRepository {
@Inject
SocialTimelinePersistenceAPI socialTimelinePersistenceAPI;
@Inject
CommandTimelineFilter commandTimelineFilter;
protected void checkIfICanGoForward(SocialPaged socialPaged,
List<SocialActivitiesEvent> events) {
controlForward(socialPaged,
events);
}
private void controlForward(SocialPaged socialPaged,
List<SocialActivitiesEvent> events) {
if (noMoreEvents(socialPaged,
events)) {
socialPaged.setCanIGoForward(false);
} else {
socialPaged.setCanIGoForward(true);
}
}
private boolean noMoreEvents(SocialPaged socialPaged,
List<SocialActivitiesEvent> events) {
return socialPaged.isLastEventFromLastFile() || events.size() < socialPaged.getPageSize();
}
protected boolean thereIsMoreFilesToRead(String fileName) {
return fileName.equalsIgnoreCase("") || !fileName.equals("-1");
}
void addEvents(SocialPaged socialPaged,
List<SocialActivitiesEvent> events,
List<SocialActivitiesEvent> timeline) {
for (int i = socialPaged.lastFileIndex(); i < timeline.size(); i++) {
events.add(timeline.get(i));
socialPaged.updateLastFileIndex();
if (foundEnoughtEvents(socialPaged,
events)) {
break;
}
}
}
protected boolean foundEnoughtEvents(SocialPaged socialPaged,
List<SocialActivitiesEvent> events) {
return (events.size() >= socialPaged.getPageSize());
}
void readEvents(SocialPaged socialPaged,
List<SocialActivitiesEvent> events,
List<SocialActivitiesEvent> timeline) {
for (int i = 0; i < timeline.size(); i++) {
events.add(timeline.get(i));
socialPaged.updateLastFileIndex();
if (foundEnoughtEvents(socialPaged,
events)) {
break;
}
}
}
void searchEvents(SocialPaged socialPaged,
List<SocialActivitiesEvent> events,
List<SocialActivitiesEvent> freshEvents) {
for (int i = socialPaged.freshIndex(); i < freshEvents.size(); i++) {
events.add(freshEvents.get(i));
socialPaged.updateFreshIndex();
if (foundEnoughtEvents(socialPaged,
events)) {
break;
}
}
}
SocialTimelinePersistenceAPI getSocialTimelinePersistenceAPI() {
return socialTimelinePersistenceAPI;
}
boolean shouldExecuteAdapters(Map commandsMap,
List<SocialActivitiesEvent> events) {
return !events.isEmpty() && commandsMap.size() > 0;
}
void sortListByDate(List<SocialActivitiesEvent> socialActivitiesEvents) {
Collections.sort(socialActivitiesEvents,
new Comparator<SocialActivitiesEvent>() {
@Override
public int compare(SocialActivitiesEvent o1,
SocialActivitiesEvent o2) {
return o1.getTimestamp().compareTo(o2.getTimestamp());
}
});
}
List<SocialActivitiesEvent> filterTimelineWithAdapters(Map commandsMap,
List<SocialActivitiesEvent> userEvents) {
if (userEvents == null) {
userEvents = new ArrayList<SocialActivitiesEvent>();
}
if (shouldExecuteAdapters(commandsMap,
userEvents)) {
userEvents = commandTimelineFilter.executeUserCommandsOn(userEvents,
commandsMap);
}
return userEvents;
}
SocialPaged setupQueryDirection(SocialPaged socialPaged) {
if (socialPaged.isBackward()) {
socialPaged = socialPaged.goBackToLastQuery();
}
socialPaged.setLastQuery(new SocialPaged(socialPaged));
return socialPaged;
}
List<SocialActivitiesEvent> filterList(SocialPredicate<SocialActivitiesEvent> predicate,
List<SocialActivitiesEvent> freshEvents) {
if (predicate == null) {
return freshEvents;
}
List<SocialActivitiesEvent> filteredList = new ArrayList<SocialActivitiesEvent>();
for (SocialActivitiesEvent socialActivitiesEvent : freshEvents) {
if (predicate.test(socialActivitiesEvent)) {
filteredList.add(socialActivitiesEvent);
}
}
return filteredList;
}
}