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<?php |
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declare(strict_types=1); |
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/** |
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* Spiral Framework. |
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* |
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* @license MIT |
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* @author Anton Titov (Wolfy-J) |
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*/ |
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namespace Cycle\Schema\Generator; |
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use Cycle\ORM\Relation; |
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use Cycle\Schema\Definition\Entity; |
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use Cycle\Schema\Exception\BuilderException; |
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use Cycle\Schema\Generator\Relation\OptionMapper; |
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use Cycle\Schema\GeneratorInterface; |
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use Cycle\Schema\Registry; |
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use Cycle\Schema\RelationInterface; |
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/** |
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* Generate relations based on their schematic definitions. |
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*/ |
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class RelationGenerator implements GeneratorInterface |
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{ |
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// default option mapping |
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protected const OPTION_MAP = [ |
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'innerKey' => Relation::INNER_KEY, |
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]; |
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/** @var OptionMapper */ |
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private $optionMapper; |
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/** @var RelationInterface[] */ |
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private $relations = []; |
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/** |
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* @param array $relations |
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* @param array $optionMap |
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*/ |
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public function __construct(array $relations, array $optionMap = []) |
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{ |
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$this->optionMapper = new OptionMapper($optionMap ?? self::OPTION_MAP); |
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foreach ($relations as $id => $relation) { |
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if (!$relation instanceof RelationInterface) { |
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throw new \InvalidArgumentException(sprintf( |
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"Invalid relation type, RelationInterface excepted, `%s` given", |
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is_object($relation) ? get_class($relation) : gettype($relation) |
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)); |
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} |
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$this->relations[$id] = $relation; |
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} |
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} |
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/** |
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* @param Registry $registry |
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* @param Entity $entity |
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*/ |
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public function compute(Registry $registry, Entity $entity) |
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{ |
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foreach ($entity->getRelations() as $name => $r) { |
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if (!isset($this->relations[$r->getType()])) { |
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throw new BuilderException("Undefined relation type `{$r->getType()}`"); |
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} |
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$schema = $this->relations[$r->getType()]->withContext( |
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$entity->getRole(), |
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$r->getTarget(), |
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$this->optionMapper->map($r->getOptions()) |
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); |
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$registry->registerRelation($entity, $name, $schema); |
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} |
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} |
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} |
cycle /
schema-builder
