Baleen\Migrations\Service\Command\Migrate\Collection\CollectionHandler

Complexity

Total Complexity

2

Size/Duplication

Total Lines	28
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	8

Test Coverage

Coverage

100%

Importance

Changes	1
Bugs	0	Features	0

1 Method

Rating	Name	Duplication	Size	Complexity
A	handle()	0	18	2

<?php
/*
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * This software consists of voluntary contributions made by many individuals
 * and is licensed under the MIT license. For more information, see
 * <http://www.doctrine-project.org>.
 */

namespace Baleen\Migrations\Service\Command\Migrate\Collection;

use Baleen\Migrations\Service\Command\Migrate\AbstractFactoryHandler;
use Baleen\Migrations\Version\VersionInterface;

/**
 * Class CollectionHandler
 * @author Gabriel Somoza <gabriel@strategery.io>
 */
final class CollectionHandler extends AbstractFactoryHandler
{
    /**
     * Handle an "up" migration against a collection
     *
     * @param CollectionCommand $command
     *
     * @return \Baleen\Migrations\Shared\Collection\CollectionInterface
     */
    public function handle(CollectionCommand $command)
    {
        $target = $command->getTarget();
        $collection = $command->getCollection();
        $options = $command->getOptions();
        $direction = $options->getDirection();
        $comparator = $collection->getComparator()->withDirection($direction);

        // filter to only get versions that need to be migrated
        $filter = function (VersionInterface $v) use ($target, $comparator, $direction) {
            return ($direction->isUp() ^ $v->isMigrated()) // direction must be opposite to migration status
                    && $comparator->compare($v, $target) <= 0; // version must be before or be equal to target (not
                                                               // affected by direction because comparator is reversed)
        };
        $collection = $collection->filter($filter)->sort($comparator);

        return $this->createRunnerFor($collection)->run($target, $options);
    }
}