/**
* Production code:
* runs routing algorithm to set optimized missions and orders for a shift
*
* @param Shift $shift
* @param boolean $verbose
* @return array containing information for user
*/
public function buildRidePlanForShift(Shift $shift, $verbose = true)
{
$day = $shift->getDate();
$tr = $this->container->get('translator');
$infos = array();
if ($verbose) {
$infos[] = $tr->trans('ride.info.shift') . ' ' . $day->format('d.m.Y') . ', ' . $tr->trans(DateTimeService::getDayOfWeek($day)) . ' ' . $shift->getShiftType()->getName() . '.';
}
//set php execution timeout for big calculations
ini_set('max_execution_time', 300);
$em = $this->container->get('entity_manager');
$em->beginTransaction();
//set STRATEGY for RideOptimization
$rideStrategy = new RideStrategyAnnealing();
$rideStrategy->setContainer($this->container);
//set Shift
$shift->setManuallyEdited(false);
// optimization resets manual attribute
// set DrivingPools
$drivingPools = $shift->getDrivingPoolsAsArray();
if (count($drivingPools) < 1) {
$em->rollback();
$infos[] = $tr->trans('ride.error.noPools') . ' ' . $shift->getShiftType()->getName() . '.';
return $infos;
}
// set DrivingMissions
$dispoManagement = $this->container->get('tixi_app.dispomanagement');
$drivingMissions = $dispoManagement->getDrivingMissionsInShift($shift);
if (count($drivingMissions) < 1) {
$em->rollback();
$infos[] = $tr->trans('ride.error.noMissions') . ' ' . $shift->getShiftType()->getName() . '.';
return $infos;
}
//clean drivingPools for new optimization
foreach ($drivingPools as $pool) {
$pool->removeDrivingMissions();
}
$configurationBuilder = new ConfigurationBuilder($drivingMissions, $drivingPools, $rideStrategy);
$this->logger($tr->trans('ride.log.dayAndShift'), array($day->format('d.m.Y'), $shift->getShiftType()->getName()));
//get all empty Rides
$emptyRides = $configurationBuilder->buildAllPossibleEmptyRides();
//get routing information from routing machine and fill node objects
$s = microtime(true);
$routeManagement = $this->container->get('tixi_app.routemanagement');
$emptyRides = $routeManagement->fillRoutesForMultipleRideNodes($emptyRides);
$e = microtime(true);
$this->logger($tr->trans('ride.log.routingTime'), array(count($emptyRides), round($e - $s, 3)));
//create ride configurations with strategy
$s = microtime(true);
$rideConfigurations = $configurationBuilder->buildConfigurations();
if ($rideConfigurations === null) {
$em->rollback();
$infos[] = $tr->trans('ride.error.noConfiguration');
return $infos;
}
$e = microtime(true);
$nodes = count($rideConfigurations);
$this->logger($tr->trans('ride.log.buildTime'), array($nodes, round($e - $s, 3)));
// get the best feasible configuration
$rideConfiguration = $this->getBestConfiguration($rideConfigurations);
$configurationAnalyzer = new ConfigurationAnalyzer($rideConfiguration);
$configurationAnalyzer->assignMissionsAndVehiclesToPool();
$booked = $rideConfiguration->countNodes();
$overbooked = count($rideConfiguration->getNotFeasibleNodes());
if ($verbose) {
$infos[] = $tr->trans('ride.info.nodes') . ' ' . $booked . ', ' . $tr->trans('ride.info.overbooked') . ' ' . $overbooked . '.';
}
$this->logger($tr->trans('ride.log.success'), array($nodes, $overbooked));
// if everything worked, return successfully
$em->commit();
$em->flush();
return $infos;
}
