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<?php |
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namespace kalanis\kw_connect\doctrine_dbal; |
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use Doctrine\DBAL\Connection; |
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use Doctrine\DBAL\Query\QueryBuilder; |
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use kalanis\kw_connect\core\AConnector; |
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use kalanis\kw_connect\core\Interfaces\IFilterFactory; |
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use kalanis\kw_connect\core\Interfaces\IFilterSubs; |
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use kalanis\kw_connect\core\Interfaces\IIterableConnector; |
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use kalanis\kw_connect\core\Interfaces\IOrder; |
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use kalanis\kw_connect\core\Interfaces\IRow; |
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use kalanis\kw_connect\core\Rows\SimpleArrayRow; |
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/** |
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* Class Connector |
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* @package kalanis\kw_connect\doctrine_dbal |
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* Data source is Doctrine DBAL |
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*/ |
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class Connector extends AConnector implements IIterableConnector |
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{ |
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protected Connection $connection; |
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protected QueryBuilder $queryBuilder; |
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protected string $primaryKey = ''; |
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/** @var array<int, array<string>> */ |
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protected array $ordering = []; |
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protected ?int $limit = null; |
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protected ?int $offset = null; |
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protected bool $dataFetched = false; |
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public function __construct(Connection $connection, string $primaryKey) |
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{ |
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$this->connection = $connection; |
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$this->queryBuilder = $connection->createQueryBuilder(); |
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$this->primaryKey = $primaryKey; |
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} |
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public function setFiltering(string $colName, string $filterType, $value): void |
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{ |
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$type = $this->getFilterFactory()->getFilter($filterType); |
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if ($type instanceof IFilterSubs) { |
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$type->addFilterFactory($this->getFilterFactory()); |
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} |
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$type->setDataSource($this->queryBuilder); |
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$type->setFiltering($colName, $value); |
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} |
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public function setOrdering(string $colName, string $direction): void |
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{ |
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$this->ordering[] = [$colName, $direction]; |
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} |
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public function setPagination(?int $offset, ?int $limit): void |
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{ |
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$this->offset = $offset; |
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$this->limit = $limit; |
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} |
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public function getTotalCount(): int |
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{ |
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$this->queryBuilder->select('count(' . $this->primaryKey. ')'); |
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return intval($this->queryBuilder->fetchOne()); |
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} |
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public function fetchData(): void |
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{ |
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foreach ($this->ordering as list($colName, $direction)) { |
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$dir = IOrder::ORDER_ASC == $direction ? 'ASC' : 'DESC' ; |
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$this->queryBuilder->orderBy(strval($colName), strval($dir)); |
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} |
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if (!is_null($this->offset)) { |
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$this->queryBuilder->setFirstResult($this->offset); |
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} |
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if (!is_null($this->limit)) { |
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$this->queryBuilder->setMaxResults($this->limit); |
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} |
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$this->parseData(); |
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} |
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protected function parseData(): void |
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{ |
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foreach ( |
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$this->connection->iterateNumeric( |
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$this->queryBuilder->getSQL(), |
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$this->queryBuilder->getParameters(), |
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$this->queryBuilder->getParameterTypes() |
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) as $value |
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) { |
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$this->translatedData[$this->getPrimaryKey($value)] = $this->getTranslated($value); |
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} |
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} |
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/** |
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* @param array<int|string, bool|float|int|string|null> $data |
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* @return IRow |
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*/ |
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protected function getTranslated($data): IRow |
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{ |
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return new SimpleArrayRow($data); |
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} |
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/** |
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* @param array<mixed> $data |
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* @return string |
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*/ |
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protected function getPrimaryKey($data): string |
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{ |
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return strval($data[$this->primaryKey]); |
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} |
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public function getFilterFactory(): IFilterFactory |
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{ |
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return Filters\Factory::getInstance(); |
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} |
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} |
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alex-kalanis /
kw_connect
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