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/*
* Copyright 2016 Anton Tananaev (anton.tananaev@gmail.com)
* Copyright 2016 Andrey Kunitsyn (abyss@fox5.ru)
*
* 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.reports;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Date;
import javax.json.Json;
import javax.json.JsonArrayBuilder;
import org.jxls.transform.poi.PoiTransformer;
import org.jxls.util.JxlsHelper;
import org.traccar.Context;
import org.traccar.model.Position;
import org.traccar.reports.model.SummaryReport;
import org.traccar.web.JsonConverter;
public final class Summary {
private Summary() {
}
private static SummaryReport calculateSummaryResult(long deviceId, Date from, Date to) throws SQLException {
SummaryReport result = new SummaryReport();
result.setDeviceId(deviceId);
result.setDeviceName(Context.getIdentityManager().getDeviceById(deviceId).getName());
Collection<Position> positions = Context.getDataManager().getPositions(deviceId, from, to);
if (positions != null && !positions.isEmpty()) {
Position firstPosition = null;
Position previousPosition = null;
double speedSum = 0;
for (Position position : positions) {
if (firstPosition == null) {
firstPosition = position;
}
if (previousPosition != null
&& position.getAttributes().get(Position.KEY_IGNITION) != null
&& Boolean.parseBoolean(position.getAttributes().get(Position.KEY_IGNITION).toString())
&& previousPosition.getAttributes().get(Position.KEY_IGNITION) != null
&& Boolean.parseBoolean(previousPosition.getAttributes()
.get(Position.KEY_IGNITION).toString())) {
result.addEngineHours(position.getFixTime().getTime()
- previousPosition.getFixTime().getTime());
}
previousPosition = position;
speedSum += position.getSpeed();
result.setMaxSpeed(position.getSpeed());
}
boolean ignoreOdometer = Context.getDeviceManager()
.lookupConfigBoolean(deviceId, "report.ignoreOdometer", false);
result.setDistance(ReportUtils.calculateDistance(firstPosition, previousPosition, !ignoreOdometer));
result.setAverageSpeed(speedSum / positions.size());
}
return result;
}
public static String getJson(long userId, Collection<Long> deviceIds, Collection<Long> groupIds,
Date from, Date to) throws SQLException {
JsonArrayBuilder json = Json.createArrayBuilder();
for (long deviceId: ReportUtils.getDeviceList(deviceIds, groupIds)) {
Context.getPermissionsManager().checkDevice(userId, deviceId);
json.add(JsonConverter.objectToJson(calculateSummaryResult(deviceId, from, to)));
}
return json.build().toString();
}
public static void getExcel(OutputStream outputStream,
long userId, Collection<Long> deviceIds, Collection<Long> groupIds,
Date from, Date to) throws SQLException, IOException {
ArrayList<SummaryReport> summaries = new ArrayList<>();
for (long deviceId: ReportUtils.getDeviceList(deviceIds, groupIds)) {
Context.getPermissionsManager().checkDevice(userId, deviceId);
summaries.add(calculateSummaryResult(deviceId, from, to));
}
String templatePath = Context.getConfig().getString("report.summary.template.excel",
"templates/export/summary.xlsx");
try (InputStream inputStream = new FileInputStream(templatePath)) {
org.jxls.common.Context jxlsContext = PoiTransformer.createInitialContext();
jxlsContext.putVar("summaries", summaries);
jxlsContext.putVar("from", from);
jxlsContext.putVar("to", to);
JxlsHelper.getInstance().setUseFastFormulaProcessor(false)
.processTemplate(inputStream, outputStream, jxlsContext);
}
}
}
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