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<?php |
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namespace Sebdesign\SM\Factory; |
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use Sebdesign\SM\Metadata\MetadataStoreInterface; |
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use Sebdesign\SM\StateMachine\StateMachine; |
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use SM\Callback\CallbackFactoryInterface; |
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use SM\Factory\Factory as BaseFactory; |
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use SM\SMException; |
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use SM\StateMachine\StateMachineInterface; |
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use Symfony\Component\EventDispatcher\EventDispatcherInterface; |
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class Factory extends BaseFactory |
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{ |
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/** |
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* @var \Sebdesign\SM\Metadata\MetadataStoreInterface|null |
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*/ |
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protected $metadataStore; |
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public function __construct( |
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array $configs, |
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?EventDispatcherInterface $dispatcher = null, |
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?CallbackFactoryInterface $callbackFactory = null, |
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?MetadataStoreInterface $metadataStore = null |
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) { |
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parent::__construct($configs, $dispatcher, $callbackFactory); |
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$this->metadataStore = $metadataStore; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function createStateMachine($object, array $config): StateMachineInterface |
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{ |
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if (! isset($config['state_machine_class'])) { |
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$class = StateMachine::class; |
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} elseif (class_exists($config['state_machine_class'])) { |
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$class = $config['state_machine_class']; |
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} else { |
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throw new SMException(sprintf( |
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'Class "%s" for creating a new state machine does not exist.', |
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$config['state_machine_class'] |
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)); |
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} |
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return new $class($object, $config, $this->dispatcher, $this->callbackFactory, $this->metadataStore); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function addConfig(array $config, string $graph = 'default'): void |
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{ |
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$config['states'] = $this->normalizeStates($config); |
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parent::addConfig($config, $graph); |
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} |
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/** |
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* Normalize the states as associative arrays. |
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* |
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* - The state is null. |
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* E.g. ['states' => [null]] |
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* |
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* - The state is defined as a string. |
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* E.g. ['states' => ['stateA']] |
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* |
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* - The state is defined as an associative array. |
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* E.g. ['states' => [['name' => 'stateA']]] |
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*/ |
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protected function normalizeStates(array $config): array |
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{ |
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$states = []; |
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foreach ($config['states'] as $state) { |
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if (is_null($state) || is_scalar($state)) { |
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$state = ['name' => $state]; |
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} |
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$states[] = $state; |
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} |
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return $states; |
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} |
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} |
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sebdesign /
laravel-state-machine
