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/*
* Copyright 2016 Anton Tananaev (anton@traccar.org)
* Copyright 2016 Andrey Kunitsyn (andrey@traccar.org)
*
* 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 org.traccar.database;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import org.traccar.helper.Log;
import org.traccar.model.Calendar;
import org.traccar.model.CalendarPermission;
public class CalendarManager {
private final DataManager dataManager;
private final Map<Long, Calendar> calendars = new ConcurrentHashMap<>();
private final Map<Long, Set<Long>> userCalendars = new ConcurrentHashMap<>();
public CalendarManager(DataManager dataManager) {
this.dataManager = dataManager;
refreshCalendars();
}
public final void refreshCalendars() {
if (dataManager != null) {
try {
calendars.clear();
for (Calendar calendar : dataManager.getCalendars()) {
calendars.put(calendar.getId(), calendar);
}
} catch (SQLException error) {
Log.warning(error);
}
}
refreshUserCalendars();
}
private Set<Long> getUserCalendarIds(long userId) {
if (!userCalendars.containsKey(userId)) {
userCalendars.put(userId, new HashSet<Long>());
}
return userCalendars.get(userId);
}
public Collection<Calendar> getUserCalendars(long userId) {
ArrayList<Calendar> result = new ArrayList<>();
for (long calendarId : getUserCalendarIds(userId)) {
result.add(calendars.get(calendarId));
}
return result;
}
public final void refreshUserCalendars() {
if (dataManager != null) {
try {
userCalendars.clear();
for (CalendarPermission calendarsPermission : dataManager.getCalendarPermissions()) {
getUserCalendarIds(calendarsPermission.getUserId()).add(calendarsPermission.getCalendarId());
}
} catch (SQLException error) {
Log.warning(error);
}
}
}
public Calendar getCalendar(long calendarId) {
return calendars.get(calendarId);
}
public final void addCalendar(Calendar calendar) throws SQLException {
dataManager.addCalendar(calendar);
calendars.put(calendar.getId(), calendar);
}
public final void updateCalendar(Calendar calendar) throws SQLException {
dataManager.updateCalendar(calendar);
calendars.put(calendar.getId(), calendar);
}
public final void removeCalendar(long calendarId) throws SQLException {
dataManager.removeCalendar(calendarId);
calendars.remove(calendarId);
refreshUserCalendars();
}
public Collection<Calendar> getAllCalendars() {
return calendars.values();
}
public boolean checkCalendar(long userId, long calendarId) {
return getUserCalendarIds(userId).contains(calendarId);
}
}
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