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<?php |
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/* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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* This software consists of voluntary contributions made by many individuals |
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* and is licensed under the MIT license. For more information, see |
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* <http://www.doctrine-project.org>. |
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*/ |
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namespace Baleen\Migrations\Service\Command\Migrate\Converge; |
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use Baleen\Migrations\Migration\Options\Direction; |
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use Baleen\Migrations\Service\Command\Migrate\AbstractRunnerHandler; |
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use Baleen\Migrations\Service\Command\Migrate\Collection\CollectionCommand; |
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/** |
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* Class ConvergeHandler |
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* |
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* @author Gabriel Somoza <[email protected]> |
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*/ |
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final class ConvergeHandler |
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{ |
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/** |
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* converge (v): come together from different directions so as eventually to meet. |
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* |
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* @param ConvergeCommand $command |
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* |
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* @return \Baleen\Migrations\Shared\Collection\CollectionInterface |
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*/ |
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public function handle(ConvergeCommand $command) |
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{ |
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$collection = $command->getCollection(); |
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$targetUp = $command->getTarget(); |
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$options = $command->getOptions(); |
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$domainBus = $command->getDomainBus(); |
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$position = $collection->getPosition($targetUp); |
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$targetDown = $collection->getByPosition($position + 1); |
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$changed = clone $collection; |
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$changed->clear(); |
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$upCommand = new CollectionCommand( |
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$collection, |
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$targetUp, |
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$options->withDirection(Direction::up()), |
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$command->getVersionRepository() |
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); |
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$upChanges = $domainBus->handle($upCommand); |
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if (!empty($upChanges)) { |
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$changed->merge($upChanges); |
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} |
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// if we're not yet at the end of the queue (where no migrations can go down) |
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if (null !== $targetDown) { |
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$downCommand = new CollectionCommand( |
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$collection, |
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$targetDown, |
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$options->withDirection(Direction::down()), |
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$command->getVersionRepository() |
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); |
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$downChanges = $domainBus->handle($downCommand); |
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if (!empty($downChanges)) { |
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$changed->merge($downChanges); |
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} |
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} |
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return $changed->sort(); |
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} |
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} |
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baleen /
migrations
