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<?php |
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namespace Spatie\ResourceLinks; |
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use Illuminate\Database\Eloquent\Model; |
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use Illuminate\Routing\Route; |
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use Illuminate\Support\Arr; |
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use ReflectionParameter; |
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class ParameterResolver |
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{ |
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/** @var \Illuminate\Database\Eloquent\Model|null */ |
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private $model; |
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/** @var array */ |
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private $defaultParameters; |
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public function __construct(?Model $model, array $defaultParameters = []) |
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{ |
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$this->model = $model; |
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$this->defaultParameters = $defaultParameters; |
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} |
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public function forRoute(Route $route): array |
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{ |
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$providedParameters = $this->getProvidedParameters(); |
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return collect($route->signatureParameters()) |
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->mapWithKeys(function (ReflectionParameter $signatureParameter) use ($providedParameters) { |
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return [ |
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$signatureParameter->getName() => $this->findParameter( |
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$signatureParameter, |
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$providedParameters |
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), |
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]; |
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}) |
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->reject(function ($parameter) { |
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return $parameter === null; |
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})->all(); |
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} |
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private function getProvidedParameters(): array |
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{ |
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return $this->defaultParameters; |
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} |
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private function findParameter(ReflectionParameter $signatureParameter, array &$providedParameters) |
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{ |
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if ($this->expectsModelAsParameter($signatureParameter)) { |
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return $this->model; |
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} |
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if ($this->parameterWithKeyExists($signatureParameter, $providedParameters)) { |
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return Arr::pull($providedParameters, $signatureParameter->getName()); |
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} |
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if ($this->expectsPrimitiveParameter($signatureParameter)) { |
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return $this->searchPrimitiveParameter($signatureParameter, $providedParameters); |
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} |
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foreach ($providedParameters as $index => $providedParameter) { |
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if (! is_object($providedParameter) || $signatureParameter->getClass() === null) { |
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continue; |
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} |
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if ($signatureParameter->getClass()->isInstance($providedParameter)) { |
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return Arr::pull($providedParameters, $index); |
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} |
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} |
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return null; |
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} |
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private function expectsModelAsParameter(ReflectionParameter $signatureParameter): bool |
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{ |
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if ($this->model === null) { |
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return false; |
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} |
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if ($signatureParameter->getClass() === null) { |
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return false; |
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} |
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return $signatureParameter->getClass()->isInstance($this->model); |
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} |
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private function parameterWithKeyExists( |
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ReflectionParameter $signatureParameter, |
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array $providedParameters |
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): bool { |
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return array_key_exists( |
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$signatureParameter->getName(), |
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$providedParameters |
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); |
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} |
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private function expectsPrimitiveParameter( |
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ReflectionParameter $signatureParameter |
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): bool { |
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if($signatureParameter->getType() === null){ |
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return false; |
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} |
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return $signatureParameter->getType()->isBuiltin(); |
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} |
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private function searchPrimitiveParameter( |
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ReflectionParameter $signatureParameter, |
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array &$providedParameters |
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) { |
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foreach ($providedParameters as $index => $providedParameter) { |
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if ($this->getParameterPrimitiveType($providedParameter) === $signatureParameter->getType()->getName()) { |
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return Arr::pull($providedParameters, $index); |
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} |
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} |
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return null; |
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} |
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private function getParameterPrimitiveType($parameter): string |
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{ |
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$typeName = gettype($parameter); |
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return strtr($typeName, [ |
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'boolean' => 'bool', |
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'integer' => 'int', |
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]); |
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} |
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} |
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spatie /
laravel-resource-links
