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<?php |
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/** |
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* Event Sourcing implementation. |
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* |
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* @author Maksim Masiukevich <[email protected]> |
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* @license MIT |
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* @license https://opensource.org/licenses/MIT |
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*/ |
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declare(strict_types = 1); |
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namespace ServiceBus\EventSourcing\Indexes\Store; |
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use function Amp\call; |
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use function ServiceBus\Storage\Sql\equalsCriteria; |
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use function ServiceBus\Storage\Sql\fetchOne; |
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use function ServiceBus\Storage\Sql\find; |
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use function ServiceBus\Storage\Sql\insertQuery; |
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use function ServiceBus\Storage\Sql\remove; |
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use function ServiceBus\Storage\Sql\updateQuery; |
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use Amp\Promise; |
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use ServiceBus\EventSourcing\Indexes\IndexKey; |
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use ServiceBus\EventSourcing\Indexes\IndexValue; |
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use ServiceBus\Storage\Common\DatabaseAdapter; |
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/** |
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* |
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*/ |
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final class SqlIndexStore implements IndexStore |
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{ |
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private const TABLE_NAME = 'event_sourcing_indexes'; |
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/** @var DatabaseAdapter */ |
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private $adapter; |
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public function __construct(DatabaseAdapter $adapter) |
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{ |
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$this->adapter = $adapter; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function find(IndexKey $indexKey): Promise |
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{ |
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return call( |
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function() use ($indexKey): \Generator |
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{ |
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$criteria = [ |
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equalsCriteria('index_tag', $indexKey->indexName), |
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equalsCriteria('value_key', $indexKey->valueKey), |
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]; |
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/** @var \ServiceBus\Storage\Common\ResultSet $resultSet $resultSet */ |
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$resultSet = yield find($this->adapter, self::TABLE_NAME, $criteria); |
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/** @var array<string, mixed>|null $result */ |
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$result = yield fetchOne($resultSet); |
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if (\is_array($result)) |
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{ |
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return new IndexValue($result['value_data']); |
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} |
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} |
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); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function add(IndexKey $indexKey, IndexValue $value): Promise |
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{ |
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return call( |
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function() use ($indexKey, $value): \Generator |
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{ |
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/** @var \Latitude\QueryBuilder\Query\InsertQuery $insertQuery */ |
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$insertQuery = insertQuery(self::TABLE_NAME, [ |
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'index_tag' => $indexKey->indexName, |
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'value_key' => $indexKey->valueKey, |
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'value_data' => $value->value, |
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]); |
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$compiledQuery = $insertQuery->compile(); |
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/** |
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* @psalm-suppress MixedTypeCoercion Invalid params() docblock |
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* |
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* @var \ServiceBus\Storage\Common\ResultSet $resultSet |
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*/ |
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$resultSet = yield $this->adapter->execute($compiledQuery->sql(), $compiledQuery->params()); |
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return $resultSet->affectedRows(); |
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} |
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); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function delete(IndexKey $indexKey): Promise |
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{ |
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return call( |
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function() use ($indexKey): \Generator |
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{ |
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$criteria = [ |
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equalsCriteria('index_tag', $indexKey->indexName), |
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equalsCriteria('value_key', $indexKey->valueKey), |
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]; |
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yield remove($this->adapter, self::TABLE_NAME, $criteria); |
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} |
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); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function update(IndexKey $indexKey, IndexValue $value): Promise |
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{ |
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return call( |
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function() use ($indexKey, $value): \Generator |
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{ |
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$updateQuery = updateQuery(self::TABLE_NAME, ['value_data' => $value->value]) |
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->where(equalsCriteria('index_tag', $indexKey->indexName)) |
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->andWhere(equalsCriteria('value_key', $indexKey->valueKey)); |
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$compiledQuery = $updateQuery->compile(); |
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/** |
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* @psalm-suppress MixedTypeCoercion Invalid params() docblock |
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* |
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* @var \ServiceBus\Storage\Common\ResultSet $resultSet |
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*/ |
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$resultSet = yield $this->adapter->execute($compiledQuery->sql(), $compiledQuery->params()); |
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return $resultSet->affectedRows(); |
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} |
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); |
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} |
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} |
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php-service-bus /
event-sourcing
