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<?php |
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namespace Bricks\Data; |
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use Bricks\Exception\ConfigurationException; |
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use Bricks\Exception\InvalidRequestException; |
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use Bricks\Helper\ArrHelper; |
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use Carbon\Carbon; |
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/** |
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* Class Transducer |
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* @package Bricks\Data |
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*/ |
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class Transducer implements TransducerInterface |
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{ |
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/** |
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* @var array |
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*/ |
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private $config; |
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/** |
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* @param array $config |
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*/ |
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private function __construct(array $config) |
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{ |
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$this->config = ArrHelper::unflatten($config); |
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} |
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/** |
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* @param array $config |
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* @return static |
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*/ |
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public static function create(array $config) |
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{ |
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return new static($config); |
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} |
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/** |
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* @param array $data |
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* @return array |
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*/ |
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public function execute(array $data): array |
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{ |
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return $this->process($data, $this->config); |
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} |
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/** |
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* @param array $data |
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* @param array $config |
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* @return array |
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*/ |
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private function process(array $data, array $config): array |
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{ |
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$processed = []; |
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foreach ($data as $field => $value) { |
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if (is_array($value) && !empty($value) && ArrHelper::isStrKeysArray($value)) { |
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$processed[$field] = $this->process($value, $config[$field]); |
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} else { |
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$method = $config[$field] ?? null; |
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if (empty($method) || $value === null) { |
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$processed[$field] = $value; |
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} else { |
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$this->assertConversionMethodExists($method); |
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$processed[$field] = call_user_func([$this, $method], $value); |
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} |
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} |
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} |
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return $processed; |
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} |
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/** |
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* @param string|int $value |
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* @return Carbon |
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*/ |
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protected function dateTime($value): Carbon |
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{ |
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if (is_string($value)) { |
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return Carbon::parse($value); |
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} elseif (is_int($value)) { |
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return Carbon::now()->setTimestamp($value); |
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} |
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throw new InvalidRequestException('unexpected datetime format'); |
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} |
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/** |
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* @param array $value |
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* @return array |
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*/ |
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protected function intArray(array $value): array |
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{ |
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$array = array_map(function ($val) { |
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return (int)$val; |
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}, array_filter($value)); |
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return array_values($array); |
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} |
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/** |
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* @param array $value |
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* @return array |
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*/ |
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protected function floatArray(array $value): array |
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{ |
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$array = array_map(function ($val) { |
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return (float)$val; |
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}, array_filter($value)); |
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return array_values($array); |
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} |
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/** |
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* @param array $value |
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* @return array |
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*/ |
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protected function strArray(array $value): array |
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{ |
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$array = array_map(function ($val) { |
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return (string)$val; |
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}, array_filter($value)); |
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return array_values($array); |
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} |
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/** |
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* @param mixed $value |
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* @return int |
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*/ |
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protected function integer($value): int |
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{ |
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return (int)$value; |
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} |
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/** |
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* @param mixed $value |
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* @return float |
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*/ |
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protected function float($value): float |
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{ |
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return (float)$value; |
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} |
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/** |
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* @param mixed $value |
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* @return string |
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*/ |
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protected function string($value): string |
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{ |
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return '' . $value; |
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} |
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/** |
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* @param mixed $value |
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* @return array |
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*/ |
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1 |
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protected function array($value): array |
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{ |
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return (array)$value; |
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} |
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/** |
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* @param mixed $value |
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* @return bool |
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*/ |
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protected function boolean($value): bool |
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{ |
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return is_string($value) ? $value === 'true' : (bool)$value; |
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} |
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/** |
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* @param string $method |
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* |
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* @throws ConfigurationException |
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*/ |
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private function assertConversionMethodExists(string $method) |
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{ |
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if (!method_exists($this, $method)) { |
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1 |
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throw new ConfigurationException('unknown field type: ' . $method); |
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} |
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} |
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} |
misantron /
bricks
