org.opentripplanner.ext.smoovebikerental.SmooveBikeRentalDataSource Maven / Gradle / Ivy

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The OpenTripPlanner multimodal journey planning system
There is a newer version: 2.6.0
package org.opentripplanner.ext.smoovebikerental;

import com.fasterxml.jackson.databind.JsonNode;
import java.util.Map;
import org.opentripplanner.routing.vehicle_rental.RentalVehicleType;
import org.opentripplanner.routing.vehicle_rental.VehicleRentalPlace;
import org.opentripplanner.routing.vehicle_rental.VehicleRentalStation;
import org.opentripplanner.transit.model.basic.NonLocalizedString;
import org.opentripplanner.transit.model.framework.FeedScopedId;
import org.opentripplanner.updater.GenericJsonDataSource;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Implementation of a VehicleRentalDataSource for the Smoove GIR SabiWeb used in Helsinki.
 *
 * @see org.opentripplanner.updater.DataSource
 */
public class SmooveBikeRentalDataSource extends GenericJsonDataSource {

  private static final Logger log = LoggerFactory.getLogger(SmooveBikeRentalDataSource.class);

  public static final String DEFAULT_NETWORK_NAME = "smoove";

  private final boolean allowOverloading;

  private final String networkName;
  private final RentalVehicleType vehicleType;

  public SmooveBikeRentalDataSource(SmooveBikeRentalDataSourceParameters config) {
    super(config.getUrl(), "result", config.getHttpHeaders());
    networkName = config.getNetwork(DEFAULT_NETWORK_NAME);
    vehicleType = RentalVehicleType.getDefaultType(networkName);
    allowOverloading = config.isAllowOverloading();
  }

  /**
   *    * {
   *    "result" : [
   *       {
   *          "name" : "004 Hamn",
   *          "operative" : true,
   *          "coordinates" : "60.167913,24.952269",
   *          "style" : "",
   *          "avl_bikes" : 1,
   *          "free_slots" : 11,
   *          "total_slots" : 12,
   *       },
   *       ...
   *    ]
   * }
   * 
   */
  @Override
  protected VehicleRentalStation parseElement(JsonNode node) {
    VehicleRentalStation station = new VehicleRentalStation();
    String[] nameParts = node.path("name").asText().split("\\s", 2);
    station.id = new FeedScopedId(networkName, nameParts[0]);
    station.name = new NonLocalizedString(nameParts[1]);
    String[] coordinates = node.path("coordinates").asText().split(",");
    try {
      station.latitude = Double.parseDouble(coordinates[0].trim());
      station.longitude = Double.parseDouble(coordinates[1].trim());
    } catch (NumberFormatException e) {
      // E.g. coordinates is empty
      log.warn("Error parsing bike rental station {}", station.id, e);
      return null;
    }
    if (!node.path("operative").asText().equals("true")) {
      station.isRenting = false;
      station.isReturning = false;
      station.vehiclesAvailable = 0;
      station.spacesAvailable = 0;
      station.capacity = node.path("total_slots").asInt();
    } else {
      station.vehiclesAvailable = node.path("avl_bikes").asInt();
      station.spacesAvailable = node.path("free_slots").asInt();
      station.capacity = node.path("total_slots").asInt();
    }
    station.vehicleTypesAvailable = Map.of(vehicleType, station.vehiclesAvailable);
    station.vehicleSpacesAvailable = Map.of(vehicleType, station.spacesAvailable);
    station.allowOverloading = allowOverloading;
    return station;
  }
}