/**
* Copyright (c) 2000-2014 Liferay, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*/
package com.liferay.faces.demos.service;
import java.math.BigDecimal;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.List;
import java.util.Random;
import javax.enterprise.context.ApplicationScoped;
import javax.inject.Inject;
import com.javadocmd.simplelatlng.LatLng;
import com.javadocmd.simplelatlng.LatLngTool;
import com.javadocmd.simplelatlng.util.LengthUnit;
import com.liferay.faces.demos.dto.Airport;
import com.liferay.faces.demos.dto.Booking;
import com.liferay.faces.util.lang.StringPool;
/**
* @author Neil Griffin
*/
@ApplicationScoped
public class FlightServiceMockImpl implements FlightService {
// Private Constants
private static final int AVG_SPEED_KM_PER_HOUR = 900;
private static final double PRICE_USD_PER_KM = 0.1D;
@Inject
AirportService airportService;
public FlightServiceMockImpl() {
Calendar departureCalendar = new GregorianCalendar();
Calendar arrivalCalendar = (Calendar) departureCalendar.clone();
arrivalCalendar.add(Calendar.HOUR, 5);
}
@Override
public List<Booking> searchDirect(long departureAirportId, Date departureDate, long arrivalAirportId) {
DateFormat dateFormat = new SimpleDateFormat();
List<Booking> searchResults = new ArrayList<Booking>();
Airport departureAirport = airportService.findById(departureAirportId);
double departureLatitude = departureAirport.getLatitude();
double departureLongitude = departureAirport.getLongitude();
LatLng departureLatLong = new LatLng(departureLatitude, departureLongitude);
Airport arrivalAirport = airportService.findById(arrivalAirportId);
double arrivalLatitude = arrivalAirport.getLatitude();
double arrivalLongitude = arrivalAirport.getLongitude();
LatLng arrivalLatLong = new LatLng(arrivalLatitude, arrivalLongitude);
double distanceInKilometers = LatLngTool.distance(departureLatLong, arrivalLatLong, LengthUnit.KILOMETER);
double durationInHours = distanceInKilometers / AVG_SPEED_KM_PER_HOUR;
double priceUSD = distanceInKilometers * PRICE_USD_PER_KM;
Calendar departureCalendar = new GregorianCalendar();
departureCalendar.setTime(departureDate);
departureCalendar.set(Calendar.HOUR_OF_DAY, 6);
Random random = new Random();
while (departureCalendar.get(Calendar.HOUR_OF_DAY) < 18) {
Calendar arrivalCalendar = (Calendar) departureCalendar.clone();
arrivalCalendar.add(Calendar.HOUR_OF_DAY, (int) Math.round(durationInHours));
Booking flight = new Booking();
Date flightDepartureDate = departureCalendar.getTime();
flight.setDepartureDate(flightDepartureDate);
flight.setArrivalId(arrivalAirportId);
Date flightArrivalDate = arrivalCalendar.getTime();
flight.setArrivalDate(flightArrivalDate);
flight.setDistance(distanceInKilometers);
flight.setDuration(durationInHours);
flight.setBookingId(Math.abs(random.nextLong()));
String flightNumber = Integer.toString(Math.abs(random.nextInt()));
flight.setLabel(flightNumber);
StringBuilder description = new StringBuilder();
description.append("Flight#");
description.append(flightNumber);
description.append(StringPool.SPACE);
description.append("departing from");
description.append(StringPool.SPACE);
description.append(departureAirport.getCity());
description.append(StringPool.SPACE);
description.append(StringPool.OPEN_PARENTHESIS);
description.append(departureAirport.getCode());
description.append(StringPool.CLOSE_PARENTHESIS);
description.append(StringPool.SPACE);
description.append("on");
description.append(StringPool.SPACE);
description.append(dateFormat.format(flightDepartureDate));
description.append(StringPool.SPACE);
description.append("arriving at");
description.append(StringPool.SPACE);
description.append(arrivalAirport.getCity());
description.append(StringPool.OPEN_PARENTHESIS);
description.append(arrivalAirport.getCode());
description.append(StringPool.CLOSE_PARENTHESIS);
description.append(StringPool.SPACE);
description.append("on");
description.append(StringPool.SPACE);
description.append(dateFormat.format(flightArrivalDate));
flight.setDescription(description.toString());
BigDecimal price = new BigDecimal(priceUSD);
price.setScale(2, BigDecimal.ROUND_HALF_UP);
flight.setPrice(price);
departureCalendar.add(Calendar.MINUTE, 90);
searchResults.add(flight);
}
return searchResults;
}
// TODO
public int getTimeZoneOffset(double latitude, double longitude) {
String url = "http://www.earthtools.org/timezone/" + latitude + "/" + longitude;
System.err.println("!@#$ url=" + url);
return 10;
}
}