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    • org.opentripplanner.apis.gtfs.datafetchers.StopCallImpl Maven / Gradle / Ivy

    The newest version!
    package org.opentripplanner.apis.gtfs.datafetchers;

import static org.opentripplanner.apis.gtfs.GraphQLUtils.stopTimeToInt;

import graphql.schema.DataFetcher;
import graphql.schema.DataFetchingEnvironment;
import java.time.ZonedDateTime;
import org.opentripplanner.apis.gtfs.GraphQLRequestContext;
import org.opentripplanner.apis.gtfs.generated.GraphQLDataFetchers;
import org.opentripplanner.apis.gtfs.model.ArrivalDepartureTime;
import org.opentripplanner.apis.gtfs.model.CallRealTime;
import org.opentripplanner.apis.gtfs.model.CallSchedule;
import org.opentripplanner.model.TripTimeOnDate;
import org.opentripplanner.transit.model.timetable.EstimatedTime;
import org.opentripplanner.transit.service.TransitService;
import org.opentripplanner.utils.time.ServiceDateUtils;

public class StopCallImpl implements GraphQLDataFetchers.GraphQLStopCall {

  @Override
  public DataFetcher realTime() {
    return environment -> {
      var tripTime = getSource(environment);
      if (!tripTime.isRealtime()) {
        return null;
      }
      var scheduledArrival = getZonedDateTime(environment, tripTime.getScheduledArrival());
      var estimatedArrival = scheduledArrival == null
        ? null
        : EstimatedTime.of(scheduledArrival, tripTime.getArrivalDelay());
      var scheduledDeparture = getZonedDateTime(environment, tripTime.getScheduledDeparture());
      var estimatedDeparture = scheduledDeparture == null
        ? null
        : EstimatedTime.of(scheduledDeparture, tripTime.getDepartureDelay());
      return new CallRealTime(estimatedArrival, estimatedDeparture);
    };
  }

  @Override
  public DataFetcher schedule() {
    return environment -> {
      var tripTime = getSource(environment);
      var scheduledArrival = getZonedDateTime(environment, tripTime.getScheduledArrival());
      var scheduledDeparture = getZonedDateTime(environment, tripTime.getScheduledDeparture());
      return new CallSchedule(
        new ArrivalDepartureTime(
          scheduledArrival == null ? null : scheduledArrival.toOffsetDateTime(),
          scheduledDeparture == null ? null : scheduledDeparture.toOffsetDateTime()
        )
      );
    };
  }

  @Override
  public DataFetcher stopLocation() {
    return environment -> getSource(environment).getStop();
  }

  private TransitService getTransitService(DataFetchingEnvironment environment) {
    return environment.getContext().transitService();
  }

  private ZonedDateTime getZonedDateTime(DataFetchingEnvironment environment, int time) {
    var fixedTime = stopTimeToInt(time);
    if (fixedTime == null) {
      return null;
    }
    var serviceDate = getSource(environment).getServiceDay();
    TransitService transitService = getTransitService(environment);
    return ServiceDateUtils.toZonedDateTime(serviceDate, transitService.getTimeZone(), fixedTime);
  }

  private TripTimeOnDate getSource(DataFetchingEnvironment environment) {
    return environment.getSource();
  }
}
    
    
    
    

    




    
    
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