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<?php |
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namespace DH\NavigationBundle\Provider; |
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use DH\NavigationBundle\Exception\ProviderNotRegistered; |
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class ProviderAggregator |
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{ |
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/** |
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* @var ProviderInterface[] |
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*/ |
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private $providers = []; |
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/** |
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* @var ProviderInterface |
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*/ |
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private $provider; |
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/** |
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* Registers a new provider to the aggregator. |
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* |
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* @return ProviderAggregator |
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*/ |
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public function registerProvider(ProviderInterface $provider): self |
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{ |
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$this->providers[$provider->getName()] = $provider; |
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return $this; |
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} |
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/** |
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* Registers a set of providers. |
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* |
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* @param ProviderInterface[] $providers |
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* |
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* @return ProviderAggregator |
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*/ |
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public function registerProviders(array $providers = []): self |
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{ |
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foreach ($providers as $provider) { |
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$this->registerProvider($provider); |
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} |
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return $this; |
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} |
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/** |
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* Sets the default provider to use. |
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* |
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* @return ProviderAggregator |
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*/ |
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public function using(string $name): self |
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{ |
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if (!isset($this->providers[$name])) { |
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throw ProviderNotRegistered::create($name ?? '', $this->providers); |
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} |
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$this->provider = $this->providers[$name]; |
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return $this; |
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} |
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/** |
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* Returns all registered providers indexed by their name. |
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* |
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* @return ProviderInterface[] |
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*/ |
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public function getProviders(): array |
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{ |
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return $this->providers; |
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} |
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public function getProvider(?string $name = null): ProviderInterface |
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{ |
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if (0 === \count($this->providers)) { |
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throw ProviderNotRegistered::noProviderRegistered(); |
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} |
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if (null === $name) { |
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if (null === $this->provider) { |
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$key = key($this->providers); |
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$this->provider = $this->providers[$key]; |
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} |
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return $this->provider; |
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} |
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if (!isset($this->providers[$name])) { |
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throw ProviderNotRegistered::create($name); |
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} |
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return $this->providers[$name]; |
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} |
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} |
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DamienHarper /
NavigationBundle
