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<?php |
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namespace Guillermoandrae\DynamoDb\Operation; |
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use Aws\DynamoDb\DynamoDbClient; |
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use Aws\DynamoDb\Exception\DynamoDbException; |
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use Aws\DynamoDb\Marshaler; |
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use ErrorException; |
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use Guillermoandrae\DynamoDb\Constant\Operators; |
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use Guillermoandrae\DynamoDb\Contract\AbstractItemOperation; |
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use Guillermoandrae\DynamoDb\Factory\ExceptionFactory; |
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/** |
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* UpdateItem operation. |
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* |
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* Currently, only SET is supported. |
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* |
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* @author Guillermo A. Fisher <[email protected]> |
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* @link https://docs.aws.amazon.com/aws-sdk-php/v3/api/api-dynamodb-2012-08-10.html#updateitem |
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*/ |
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class UpdateItemOperation extends AbstractItemOperation |
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{ |
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/** |
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* @var string The name of the update expression field. |
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*/ |
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protected string $expressionFieldName = 'UpdateExpression'; |
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/** |
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* Registers the DynamoDb client, Marshaler, table name, and item data with this object. |
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* |
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* @param DynamoDbClient $client The DynamoDb client. |
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* @param Marshaler $marshaler The Marshaler. |
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* @param string $tableName The table name. |
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* @param array $primaryKey The primary key of the item to update. |
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* @param array $updateData The update data. |
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* @throws ErrorException Thrown when an invalid operator is provided. |
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*/ |
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public function __construct( |
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DynamoDbClient $client, |
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Marshaler $marshaler, |
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string $tableName, |
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array $primaryKey, |
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array $updateData |
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) { |
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parent::__construct($client, $marshaler, $tableName, $primaryKey); |
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$updateDataArray = []; |
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foreach ($updateData as $key => $options) { |
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if (!isset($options['operator'])) { |
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$updateDataArray[$key] = [ |
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'operator' => Operators::EQ, |
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'value' => $options |
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]; |
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} else { |
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$updateDataArray[$key] = $options; |
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} |
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} |
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$this->setExpression($updateDataArray); |
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} |
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public function execute(): bool |
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{ |
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try { |
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$this->getClient()->updateItem($this->toArray()); |
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return true; |
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} catch (DynamoDbException $ex) { |
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throw ExceptionFactory::factory($ex); |
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} |
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} |
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public function toArray(): array |
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{ |
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$operation = parent::toArray(); |
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if (!empty($this->expression)) { |
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$operation[$this->expressionFieldName] = 'SET ' . $operation['UpdateExpression']; |
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} |
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return $operation; |
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} |
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} |
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guillermoandrae /
php-dynamodb
