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<?php |
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namespace Rennokki\DynamoDb\DynamoDb; |
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use Aws\DynamoDb\DynamoDbClient; |
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use BadMethodCallException; |
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use Illuminate\Support\Str; |
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use Rennokki\DynamoDb\DynamoDbClientInterface; |
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use Rennokki\DynamoDb\RawDynamoDbQuery; |
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/** |
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* Class QueryBuilder. |
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* |
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* |
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* @method QueryBuilder setExpressionAttributeNames(array $mapping) |
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* @method QueryBuilder setExpressionAttributeValues(array $mapping) |
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* @method QueryBuilder setFilterExpression(string $expression) |
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* @method QueryBuilder setKeyConditionExpression(string $expression) |
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* @method QueryBuilder setProjectionExpression(string $expression) |
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* @method QueryBuilder setUpdateExpression(string $expression) |
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* @method QueryBuilder setAttributeUpdates(array $updates) |
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* @method QueryBuilder setConsistentRead(bool $consistent) |
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* @method QueryBuilder setScanIndexForward(bool $forward) |
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* @method QueryBuilder setExclusiveStartKey(mixed $key) |
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* @method QueryBuilder setReturnValues(string $type) |
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* @method QueryBuilder setRequestItems(array $items) |
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* @method QueryBuilder setTableName(string $table) |
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* @method QueryBuilder setIndexName(string $index) |
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* @method QueryBuilder setSelect(string $select) |
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* @method QueryBuilder setItem(array $item) |
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* @method QueryBuilder setKeys(array $keys) |
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* @method QueryBuilder setLimit(int $limit) |
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* @method QueryBuilder setKey(array $key) |
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*/ |
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class QueryBuilder |
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{ |
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/** |
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* @var DynamoDbClientInterface |
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*/ |
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private $service; |
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/** |
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* Query body to be sent to AWS. |
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* |
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* @var array |
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*/ |
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public $query = []; |
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public function __construct(DynamoDbClientInterface $service) |
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{ |
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$this->service = $service; |
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} |
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public function hydrate(array $query) |
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{ |
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$this->query = $query; |
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return $this; |
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} |
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public function setExpressionAttributeName($placeholder, $name) |
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{ |
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$this->query['ExpressionAttributeNames'][$placeholder] = $name; |
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return $this; |
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} |
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public function setExpressionAttributeValue($placeholder, $value) |
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{ |
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$this->query['ExpressionAttributeValues'][$placeholder] = $value; |
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return $this; |
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} |
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/** |
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* @param DynamoDbClient|null $client |
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* @return ExecutableQuery |
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*/ |
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public function prepare(DynamoDbClient $client = null) |
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{ |
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$raw = new RawDynamoDbQuery(null, $this->query); |
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return new ExecutableQuery($client ?: $this->service->getClient(), $raw->finalize()->query); |
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} |
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/** |
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* @param string $method |
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* @param array $parameters |
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* @return mixed |
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*/ |
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public function __call($method, $parameters) |
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{ |
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if (Str::startsWith($method, 'set')) { |
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$key = array_reverse(explode('set', $method, 2))[0]; |
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$this->query[$key] = current($parameters); |
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return $this; |
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} |
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throw new BadMethodCallException(sprintf( |
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'Method %s::%s does not exist.', |
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static::class, |
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$method |
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)); |
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} |
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} |
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baopham /
laravel-dynamodb
