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<?php namespace C4tech\RayEmitter\Domain; |
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use stdClass; |
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use C4tech\RayEmitter\Contracts\Domain\Event as EventInterface; |
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abstract class Event implements EventInterface |
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{ |
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/** |
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* Global identifier for the entity related to this event. |
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* @var string |
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*/ |
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protected $identifier; |
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/** |
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* Version sequence number. |
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* @var integer |
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*/ |
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protected $sequence = 0; |
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/** |
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* Date object of when the event occurred. |
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* @var DateTime |
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*/ |
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protected $timestamp; |
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/** |
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* Payload of event alterations. |
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* @var object |
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*/ |
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protected $payload; |
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public function __construct($identifier, array $payload) |
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{ |
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$this->identifier = $identifier; |
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$this->payload = new stdClass; |
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foreach ($payload as $key => $value) { |
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$this->payload->$key = $value; |
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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 getId() |
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{ |
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return $this->identifier; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function getPayload() |
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{ |
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return $this->payload; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function getSequence() |
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{ |
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return $this->sequence; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function getTimestamp() |
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{ |
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return $this->timestamp; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function serialize() |
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{ |
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$payload = []; |
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foreach (get_object_vars($this->payload) as $key => $value_object) { |
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$payload[$key] = [ |
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'class' => get_class($value_object), |
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'value' => json_encode($value_object) |
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]; |
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} |
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return json_encode($payload); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public static function unserialize($record) |
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{ |
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$payload = json_decode($record->payload, true); |
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$data = []; |
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foreach ($payload as $key => $config) { |
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$class = $config['class']; |
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$data[$key] = $class::jsonUnserialize($config['value']); |
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} |
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$event = new static($record->identifier, $data); |
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$event->sequence = $record->sequence; |
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$event->timestamp = $record->created_at; |
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return $event; |
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} |
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} |
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C4Tech /
laravel-ray-emitter
