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<?php |
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namespace hiapi\components; |
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use League\Tactician\Handler\CommandHandlerMiddleware; |
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use League\Tactician\CommandBus as Worker; |
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use Yii; |
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class CommandBus extends \yii\base\Component |
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{ |
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public $extractor; |
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public $locator; |
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public $inflector; |
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public $middlewares = []; |
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protected $worker; |
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protected function buildTactician() |
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{ |
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$handler = Yii::createObject(CommandHandlerMiddleware::class, [ |
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$this->getExtractor(), |
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$this->getLocator(), |
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$this->getInflector(), |
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]); |
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$this->registerHandler($handler); |
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return new Worker($this->middlewares); |
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} |
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public function getExtractor() |
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{ |
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if (!is_object($this->extractor)) { |
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$this->extractor = Yii::createObject($this->extractor); |
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} |
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return $this->extractor; |
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} |
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public function getLocator() |
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{ |
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if (!is_object($this->locator)) { |
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$this->locator = Yii::createObject($this->locator); |
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} |
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return $this->locator; |
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} |
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public function getInflector() |
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{ |
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if (!is_object($this->inflector)) { |
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$this->inflector = Yii::createObject($this->inflector); |
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} |
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return $this->inflector; |
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} |
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public function registerHandler($handler) |
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{ |
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foreach ($this->middlewares as $middleware) { |
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if ($middleware instanceof CommandHandlerMiddleware) { |
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return; |
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} |
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} |
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$this->middlewares[] = $handler; |
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} |
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public function handle($command) |
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{ |
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return $this->getWorker()->handle($command); |
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} |
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public function getWorker() |
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{ |
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if ($this->worker === null) { |
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$this->worker = $this->buildTactician(); |
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} |
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return $this->worker; |
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} |
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} |
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hiqdev /
hiapi
