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<?php declare(strict_types=1); |
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namespace Igni\Storage\Driver\Pdo; |
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use Igni\Storage\Storable; |
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use Igni\Storage\Manager; |
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use Igni\Storage\Exception\RepositoryException; |
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use Igni\Storage\Repository as RepositoryInterface; |
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abstract class Repository implements RepositoryInterface |
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{ |
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protected $connection; |
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protected $entityManager; |
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protected $hydrator; |
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protected $metaData; |
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final public function __construct(Connection $connection, Manager $entityManager) |
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{ |
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$this->connection = $connection; |
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$this->entityManager = $entityManager; |
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$this->metaData = $this->entityManager->getMetaData($this->getEntityClass()); |
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$this->hydrator = $this->entityManager->getHydrator($this->getEntityClass()); |
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} |
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public function get($id): Storable |
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{ |
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if ($this->entityManager->has($this->getEntityClass(), $id)) { |
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return $this->entityManager->get($this->getEntityClass(), $id); |
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} |
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$cursor = $this->buildSelectQuery($id); |
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$cursor->setHydrator($this->hydrator); |
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$entity = $cursor->current(); |
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$cursor->close(); |
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if (!$entity instanceof Storable) { |
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throw RepositoryException::forNotFound($id); |
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} |
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return $entity; |
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} |
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public function create(Storable $entity): Storable |
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{ |
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// Execute id auto-generation. |
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$entity->getId(); |
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$cursor = $this->buildCreateQuery($entity); |
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$cursor->execute(); |
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return $entity; |
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} |
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public function remove(Storable $entity): Storable |
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{ |
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$cursor = $this->buildDeleteQuery($entity); |
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$cursor->execute(); |
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return $entity; |
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} |
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public function update(Storable $entity): Storable |
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{ |
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$cursor = $this->buildUpdateQuery($entity); |
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$cursor->execute(); |
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return $entity; |
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} |
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protected function query($query, array $parameters = []): Cursor |
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{ |
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$cursor = $this->connection->execute($query, $parameters); |
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$cursor->setHydrator($this->hydrator); |
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return $cursor; |
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} |
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protected function buildSelectQuery($id): Cursor |
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{ |
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$query = sprintf( |
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'SELECT *FROM %s WHERE %s = :_id_', |
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$this->metaData->getSource(), |
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$this->metaData->getIdentifier()->getFieldName() |
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); |
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return $this->connection->execute($query, ['_id_' => $id]); |
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} |
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protected function buildDeleteQuery(Storable $entity): Cursor |
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{ |
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$query = sprintf( |
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'DELETE FROM %s WHERE %s = :_id_', |
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$this->metaData->getSource(), |
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$this->metaData->getIdentifier()->getFieldName() |
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); |
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return $this->connection->execute($query, ['_id_' => $entity->getId()]); |
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} |
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protected function buildCreateQuery(Storable $entity): Cursor |
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{ |
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$data = $this->hydrator->extract($entity); |
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$fields = array_keys($data); |
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$binds = []; |
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$columns = []; |
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foreach ($fields as $columnName) { |
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$columns[] = "\"${columnName}\""; |
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$binds[] = ":${columnName}"; |
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} |
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$sql = sprintf( |
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'INSERT INTO %s (%s) VALUES(%s)', |
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$this->metaData->getSource(), |
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implode(',', $columns), |
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implode(',', $binds) |
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); |
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return $this->connection->execute($sql, $data); |
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} |
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protected function buildUpdateQuery(Storable $entity): Cursor |
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{ |
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$data = $this->hydrator->extract($entity); |
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$fields = array_keys($data); |
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$columns = []; |
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foreach ($fields as $columnName) { |
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$columns[] = "\"${columnName}\" = :${columnName}"; |
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} |
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$sql = sprintf( |
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'UPDATE %s SET %s WHERE %s = :_id_', |
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$this->metaData->getSource(), |
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implode(', ', $columns), |
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$this->metaData->getIdentifier()->getFieldName() |
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); |
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return $this->connection->execute($sql, array_merge($data, ['_id_' => $entity->getId()])); |
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} |
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abstract public function getEntityClass(): string; |
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} |
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igniphp /
storage
